GEAS COACHING ALL 1-4 PDF
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Central Philippine University
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This document contains questions and answers related to materials science, specifically covering topics like equilibrium, phase diagrams, and mechanical properties of materials. There are questions on topics like stress, strain, and various material properties. The information appears to be for a coaching program rather than an official exam.
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For Questions 9 to 12, refer to the For Questions 1 to 6, pis referto equilibrium A test specimen is subjected to a figure below phase diagram below: stress and a track appears, the stress...
For Questions 9 to 12, refer to the For Questions 1 to 6, pis referto equilibrium A test specimen is subjected to a figure below phase diagram below: stress and a track appears, the stress is maintained at the level that caused the crack to appear. A. The crack will continue to propagate in the original direction - Ans B. The crack will stop growing C. The crack will propagate in a direction nomal to the original 1. Range A represents: D. The specimen will self-destruct Sbyweightalx A. Ultimate strength range B. Plastic range 9. The eutectic composition is The eutectoid mixture of steel is C. Elastic range - Ans A. 1896 X A. Ferrite and cementite - Ans D. Ultimate strain range B.26% X B. Ferrite and austenite C. 36% X C. Ferrous and cementite The proportional limit is D. 62% X - Ans D. Distentite and loosite oo wpn Point D - Ans Point F Explanation: A unit cell is, Point H The eutectic composition is the point A. group of atoms in cubic Point E where the liquid and solid lines arrangement intersect. B.AnFCC The yield point is C.ABCC Point D 10. The eutectic temperature is, D. The smallest group of atoms Point F - Ans A. 50 degrees Celsius which when regularly repeated S Point H B. 100 degrees Celsius form the crystal - Ans Point E C. 180 degrees Celsius - Ans D. 250 degrees Celsius If the load on a test material is carried The elastic limit is beyond Point D Explanation: the ultimate tensile strength of the OO0 w> Point F The eutectic temperature is the material, it Point H temperature will Point E - Ans of the horizontal part of the solid line. A. Return to its nomal configuration B. Permanently maintain its deformed Failure occurs at orin: 11. What is the lesser composition of condition the com>»a B C. Expand lengthwise C-Ans solid phase of X in equilibrium at D. Continue bending until strain E eutectic failure F temperature? Occurs - Ans A.10% 6. The ultimate strength is indicated B. 40% Wrought iron coated with magnesium by. C.97% is left to the elements. Over enough A. Point D D.18% - Ans time, what will happen? B. Point F A. The iron and the magnesium will C. Point G - Ans Explanation: form an irreversible chemical bond D. Point E On the left, the point where the solid B. Magnesium will act as an anode phase and preferentially corrode - Ans 7. Molecules of a polymer are not meets the eutectic is the lesser C. Magnesium will act as a cathode held together by which of the composition. and preferentially corrode following: D. Iron will act as an anode and A Hydrogen bonds 12. For an alloy containing 70% by preferentially corrode B Primary bands weight of C Secondary bonds X at 250 degrees, what fraction exists Brass cannot be used to reinforce D Covalent bonds - Ans as concrete because the a phase? A. ltis too dense 8. Which of the following is not a non- A.10% B. it differs in shear capabilities Destructive test B. 40% C. It cannot carry enough, load A Rockwell hardness C.0%-Ans D. it differs in coefficient of thermal B Magnafiuxing D. 18% expansion - Ans C Ixod Impact - Ans D Radiography Explanation: A force of 8 N is applied to a flat The intersection of 70% and 250 tensile degrees isin specimen 10 cm tong, 1 cm wide, and the liquid range. There is no phase 0.2 em thick present. the stress is A.40Pa Asolid is produced from two B. 4Pa - Ans components, The equilibrium C.8Pa condition of this solid has a andB D.16Pa when___ A.aand b phases have the same Solution: crystal structure Stress =%a = Temxozem’© )ALy 4 N2 B. P and Q have the same melt points o8 1007 em? m C. The internal energy of a is greater than 3 D. None of the above - Ans The molecular weight of vinyl chloride During the tension deformation of a As the temperature increases,. is 62.5. PVC has a degree of metal test A. the resistivity of a metal decreases polymerization of 20,350. The bar, necking occurs when ___ B. the diffusion coefficient of a solute molecular weight of PVC is: A. Plastic deformation begins decreases A.3256 B. The ultimate tensile strength is C. the conductivity of an intrinsic B.0.999 reached - Ans semiconductor increases - Ans C. 10,250 C. Strain hardening ceases to operate D. the resistivity of a superconductor D. 1.271M - Ans D. The heat of deformation causes recrystallization approaches 0 Degree of Polymerization recrystallization MWpolymer A semiconductor with donor = MWmonomer The temperature above which a impurities: 20350 — MWeolymer ferromagnetic material must be A. conducts by hole migration - 625 heated to lost is ferromagnetism is B. is an n-type semiconductor - MWpotymer = 1271875 calledthe. Ans what are the Miller Indices for the A. Curie temperature - Ans C. is an intrinsic semiconductor plane B. Saturation point D. acts as a rectifier shown C. Transition temperature D. Critical temperature Heat treating of steel most frequently involves which of the following? Which of the following is NOT related A. Martensite - Ans to B. Pearlite recrystallization? C. Ferrite A. Hot working D. Spherodite B. Cold working C. Elastic modulus - Ans At room temperature low carbon steel A121 D. Melting temperature is B.123 almost completely c.212 Which of the following does not A. martensite D.002-Ans involve B. pearlite dislocations? C. ferrite - Ans Electrical and thermal conductivities A. Fracture strain D. spherodite for various materials differ relative B. Young's modulus - Ans magnitude and order. The C. 0.2% offset yield strength If the ASTM grain size number phenomenonis dueto. D. Ductile-brittle transition increases from A. Electrons and heat travel at the temperature 3 to 9, by what factor does the same speed but encounter resistance number of differently. What is the diffusion coefficient of grains in a 100x field of view change? B. Heat and electrical energy are both carbon in A. 64 - Ans wave forms that counteract each iron at 700 degrees Celsius? B.-49 other's motion A.45x 1013 m"2s c.27 C. Electrons and heat are B. 1.97 x 1011 m*2/s - Ans D.-9 conducted C.36x 106 m'2/s through metals by valence or free D. 644 x 10713 m"2/s In a ferromagnetic alloy, easy electrons and are influenced migration of domain boundaries differently by lattice structure - Ans Solution: usually resuits in: D. Various materials have different A. Permanent magnetism densities D=D,e- Ans paghy =(sz.4‘%")[3u§](3 ft) ’ Solution: —1,ms5k8 AV =AY, s kg m D2V, =D,"V, Foispring. e =| [ 1,452s [ 17—s |=24,565 N ‘ o ][ ft? ) 22T " ng 144 In 2 Ibm-ft (o.n)’(m_s%)qom)’ v, What is the volumetric flow rate of water s V, =036 m/s leaving the siphon in the figure shown. Assume Ibf that the diameter of the tank is much larger =130— in? than the diameter of the siphon tube. py=14.7+245-130=15.85 For steady flowof a compressible fluid in the expander show, what is the density at the exit section (p,)? 0en—i purs.:1:_.,. ) TR 200 kg 1= 0.00542 m’/s > Ans. Jiiad Vy= T4 =247 kPa 127 kg/m*-> Ans (%] CamScanner sExcel Review Center ECE REVIEW. hing N -GE Solution: V = f2gh = J2(9.81)(3) =.67 m/s Q=AV= ["(0o3m}’ }(1 612) 0.00542m* /s If the stagnation pressure rather than the static pressure of a fluid flowing through a pipe is e 160 ks plotted as a function of distance along the e 1000 kpfin!. pipe, the line that results is the For the control volume shown In the figure, energyline > Ans what is the changein pressure (p, - p,) if the specific weight of the fluid is 9,810 N/m?. The Reynolds number (Re) is given as Re = Assume that frictional losses are negligible. 3.54m/s - Ans pVD/p. What is the parameter D in the Solution: equation? Characteristic length - Ans 160" s The lowest Reynolds number for which Q moohgi turbulent flow can be expected is called =S=——M __35m/s A (0.024m) critical Reynolds number > Ans 4 What is the approximate Reynolds number for -102kPa-> Ans From the figure shown, what is the magnitude flowin a pipe? Solution: of the force required to keep the tee 2300 Ans B Y ) Using Bernoulli equation: B stationary? 1.5¢em The flow is considered turbulent flow if the T 2 v % vyl ] J!/-,‘ Reynolds number is greater than 4000-> Ans Pi=Py=7| ot (2,-2)) 2 fit= 160 kgl —= 24 cm 0 i---- F Find the hydraulic diameter of a rectangular p=1.000 kg/m® " duct 24 in wide and 15in high. =(9810) 19-20 1 kpa 18.46in-> Ans AN )[.81 ] 1000Vmfl Solution: cross-sectional area D), =4 S2=S0CONS a8 —-102kPa 5.66 N-> Ans wetted perimeter Solution: The pressure in vessel B shown is the figure is 1608 A L Y R PP nearly 2(w+h) 2(24+15) S Q 1(\00E Find the total reaction force on a moving blade V=== 354 if 5 kg/s of water with a speed of 6 m/s enters A~ m0.024m) v the blade, the blade is moving at a speed of 1.4 4 m/s and the blade angle is 65°. F=[n.eok—‘){3,mfl)=s‘ss N 24.72N > Ans. s s Solution: Influids, the Bernoulli equation is an expression of the conservation of energy, - ( kg)(.m Fo={5-Es)(ss m | 60 145](1 -1.4™ )(1-cos65°)| cos65°) — eN neglecting the frictional losses and is applied sl 2,268 Pa > Ans between two sections on a streamline. What is =1328N Solution: another term for the Bernoulli equation? Field equation -> Ans Ps =Ps + Pty ke o) N =600 Pa o[sso%)[smsfl,] (0.20m) What is the pressure used In the Bernoulli equation? D L s] Static pressure -> Ans F,=2085N o N[ Fa F= ‘/F: +R7=V13.287 +20.85 =242 N em2 | Am? Given: p_s = static pressure of the fluid and p_0 =the stagnation pressure of the fluld. Which of the following Is the relationship between the Find the total reaction force on a fixed blade if =2,268Pa 5kg/s of water with a speed of 6 m/s enters the static pressure and the stagnation pressure of blade and the blade angle is 65°, the fluid? Underscore mean subscript. From the figure shown, what is the average 32.23NAns i velocityof the water entering the tee? p_0=p_s+(1/2)pV* -> Ans Solution: i || (%] CamScanner Excel Review Center ECE REVIEW Coaching Notes - GEAS What method uses a Boolean logic and The overali risk of a hazard is 12 on a 0-100 3 =(5hsg—][s~':- N 6—?(cosss°)} symbols to associate the order of events that scale. If the seriousness of the hazard score is might result in an accident. In this method, a estimated to be 6 on 0-10 scale, then compute F =1732N diagram or model Is drawn that shows the the likelihood of the occurrence on a 0-10 undesirable consequences that might result scale. from a specific initiating event. 2 Ans Fault Tree Analysis -> Ans Solution: Memorize the answer! s What is the most widely used of the processes ___isthe study and control of F= ,[F,' +R7= V17327 42719 =3223N for both industrial and municipal wastewater environmental factors at a workplace that may treatment? produce unwanted effects on the workers or Find the power of an impulse turbine if 25 kg/s Activated sludge process > Ans the neighboring community. of water leaves the nozzle with a speed of 65 Industrial hygiene > Ans m/s and the turbine is spinning at 500 rpm. The What is used to reduce the hazardous effects of radius of the turbine is 50 cm and the blade a particular material prior to its transportation The risk of excess cancer for a known angleis 120°. and final disposal? carcinogen is 0.01. What is the carcinogen 38.11kW- Ans Chemical detoxification -> Ans potency factor if the daily intake average over a Solution: lifetime of an average recipient is 6 ppm/d? Rotational speed of the turbine: If the stripper column volume is 40 m?, what 0.00167 > Ans would be the suitable diameter if column Solution: Memorize the answer! =(500r_e-v)(21 rafl][mm} - 6rad heightis limited to 5 m? min ){ rev 3.19m - Ans The reference dose for a toxin is 15 ppm/d. Blade velocity: Solution: What is the hazard ratio if the estimated V=ro= (o.som)[sz.ss'l"] =26180 Z,A=40m’ exposure is 5 ppm/d? I 0.33> Ans s H (5)(nr?) =40 Solution: Memarize the answer! w =[zs$)[ssfl Vza.xsm(l ~cos120°) r=1596 m | s s s) d=159(2)=3.19 For a noise pollution study, a noise reading ata distance of 8 m from the source was recorded A hazardous waste incinerator is being fed to be 72 dB. What will be the approximate methylene chloride at a concentration of 4858 reading at a distance of 24 m from the source. mg/L in an aqueous stream at a rate of 40.5 62.5dB > Ans W=38.11kW L/min. Calculate the mass flow rate of the feed Solution: Memorize the answer! in g/min. Water flows through a 17-cm diameter 196.7 g/min > Ans In fault tree analysis, what Boolean gate horizontal pipe (f=0.017) at a rate of 0.34 m?/s. | Solution: represents the occurrence of an output if the What is the frictional head loss per meter of input event occurs under an enabling pipe length? Concentration of methylene chloride: condition specified by a conditioning event? 1.14m-> Ans =4,858mg/L=4.858g/L Inhibit gate > Ans Solution: Flow rate aqueous stream=40.5 L/min In fault tree analysis, what Boolean gate Mass flow = [4.858%)(40 5#]} 196.7 g/min represents the occurrence of an output if the input events occur in a certain sequence Note: specified by the conditioning event? If 196.7 g/min is not found in the choices, use Priority AND gate > Ans 185.7 g/min for the answer. How long will it take for leachate to migrate In fault tree analysis, what Boolean gate through a 0.7 m clay liner if the depth of represents the occurrence of an outputif leachate above the clay layer Is 30 cm? The exactly one input event occurs? hydraulic conductivity of the clay is1x 1077+ Exclusive OR gate -> Ans What s defined as organized process or method cm/s and the porosity is 45%. 7.03 years > Ans Infault tree analysis, what Boolean gate developed for the analysis and identification of represents the output that happens only if all the hazardous risk associated with the Solution: Memorize the answer} input events take place (input events are processing and treatment of the hazardous A metal plating firm is installing a precipitation : independent)? materials in the industrialized process? system to remove copper. The Ky, of copper AND gate - Ans Process Hazard Analysis > Ans hydroxide is 2,00 x 10™"*, Estimate the pH the controller should be set to In order to achleve a What is the best-available preventive measure Which distillation type is used for wastes to avoid a hazard? copper effluent concentration of 0.8 mg/L. containing high concentration solids? Hazard communication -» Ans 7.1 Ans Batch distillation - Ans Solution: Memorize the answer! 3 (%] CamScanner «xcel Review Center ECE REVIEW Coaching Notes - GEAS is a process in which a fluid passes The one major pollutant released by burning Wafers of layered semiconductor sheets that through a semipermeable membrane, moving natural gas is: produce electrical current when exposed to from one area of lower concentration to an area Carbon dioxide > Ans light are technically known as: of higher concentration. Photovoltaic cells > Ans Reverse osmosis > Ans Alot of people tout natural gas as a “clean, natural” alternative to other fossil fuels. Which Dams that allow water to flow through at a In__ the gas molecules are absorbed, of the following is considered to be a benefit of | controlled rate can generate electricity if the attracted to, and held on the surface of a solid using natural gas? water turns a turbine on its way out. This kind by intermolecular forces, Natural gas has fewer harmful emissions of power plant produces: carbon absorption > Ans when burned. -> Ans Hydroelectric power > Ans is aqueous-phase oxidation of Passive and active are two types of systems that Wind energy is a growing energy source. Wind dissolved or suspended organic particles use solar energy. Which of the following would energy is captured by and converted normally at temperature from 175°C to 325°C, be considered an active solar system? into and an efficient method and destroys most Install photovoltaic panels on the roof of ectrical energy > Ans organic compounds including pesticides. This is your house. - Ans also known as Zimmerman Process. Which of the following is considered an Wet air oxidation -> Ans Solar thermal systems use solar energy to advantage of using nuclear power plants to generate high-temperature heat and electricity. create electricity? Which distillation type is used when wastes What would be considered a disadvantage for Little to no air pollutants are produced. > containing minimal suspended solids and this type of energy production? Ans multiple constituents are required to be Net energy yield is low. - Ans separated? In which atmospheric layer does air pollution Fractionation - Ans Which of the following is considered to be a affect humans the most? disadvantage of using geothermal energy? Troposphere > Ans Which distillation type is used for contaminated High initial capital costs -> Ans groundwater containing high concentrations of Noise pollution is measured in what units? l volatile and lower concentrations of organic This energy source is the only one that is: Decibels (dB) > Ans compounds? renewable, independent of the sun, and has its Air stripping -> Ans ultimate source within the earth (in the form of Chlorofluorocarbons are pollutants because heat in steam and hot water). they: ‘ What biological treatment uses the biofilm Geothermal energy > Ans Both break down the ozone layer and process to treat wastewater? contribute to global warming- Ans P Bio-tower or tricking filter > Ans Anuclear reactor that makes more fissionable fuel is specifically known as a: Carbon monoxides, VOCs, hydrocarbens, Which of the following heating methods Breeder reactor -> Ans nitrogen oxides, peroxyacetyl nitrate, benzene, involves the most efficient conversion from its and lead are all pollutants produced by: naturally occurring form to heat? Hydrogen fuel cells are a very low polluting gas Gasoline-powered vehicles -> Ans sunlight through the window absorbed by because when hydrogen gas burns in the air it the walls of aroom -> Ans combines with oxygen to create which by- If an industry uses natural gas for product? manufacturing and then uses the waste heat for Which three of the following are renewable Water vapor > Ans electricity production, this process would be energy sources? referred toas: I biomass The open nuclear fuel cycle does NOT involve: Cogeneration > Ans Il. natural gas Reprocessing spent fuel into usable I1l. coal fissionable material > Ans What refers to the period of time over which the IV. hydropower amount of the asset cost to be depreciated, or Which of the following is NOT a drawback of recovered, will be allocated to expenses by V. oil nuclear energy? accountants? V1. solar power High alr pollution from normal operations | Accounting life -> Ans 1,IVand VI-> Ans Ans All of the following are typically derived from The negative of the Annual Worth is known as: fossil fuels EXCEPT: Adisadvantage that nuclear energy has Annual cost -> Ans Geothermal power > Ans compared with coal is: Difficulty of plant construction and Which of the following is also known as Wald's When energy extractors find it underground, malintenance -> Ans Strategy? “natural gas” is a mixture of gases, but it's Maximin criterion -> Ans mostly composed of: Fusion reactors are NOT used for energy Methane -> Ans production because they: Whatterm Is most often used in the valution of Have not yet produced more energy from bonds? | fuel than they consume > Ans Investor’s Method -> Ans 4 (%] CamScanner Excel Review Center ECE REVIEW Coach ing Notes - GEAS With reference to engineering economy, whatis. What refers to an analysis in which the major Aload W is supported by three cables as shown. a branch of economic analysis devoted tothe | benefits may not be expressed in monetary Determine the magnitude of load W if the study of decision processes involving multiple terms? tension in cable CD is 900 N. possible outcomes, defined either discretelyor = Cost-Effectiveness Analysis -> Ans on a continuum, and deriving from the theory of games and economic behavior and What refers to nontraceable or common costs | probabilistic modeling? that are not charged against specific products, | Decision theory - Ans operations, or services but rather are allocated againstall (or some group of) products, As applied to an economy study, what refersto © operations, and/or services by a predetermined acomparison of alternatives based on the formula? present worth or capitalized cost of the Indirect cost > Ans anticipated financial events? Endowment method > Ans What refers to the minimum return or profit necessary to justify an investment? In decision theory, probabilities unknown, Required return > Ans 2,620N - Ans is a rule that says choose the Solution: alternativ with e the minimum of the minimum What refers to the maximum rate of return that 2i+6j-3k costs identified for each alternative. © aninvestor-owned public utility is entitled to | Ton =Toa (—1') minimim criterion - Ans earn on its rate based in order to pay interest. and dividends and attract new capital? In decision theory, probabilities unknown, Fair rate of return - Ans is a rule that says choose the alternative with the minimum of themaximum = What refers to the interest rate for some period costs identified for each alternative. of time that ignores the compounding effect of minimax criterion > Ans. interest calculations during the subperiod within that period? In decision theory, probabilities unknown, ' Nominalinterest rate > Ans is a rule that says choose the alternative, with the least potential net return or cost An estimate of the true earning rate of money regret. when other factors, especially inflation, _i]'m +720=0 minimum regret criterion - Ans affecting the market rate have been removed. 7 Realinterest rate > Ans - Solving simultaneously: W=2,620N The cost of not being able to use monetary. N funds otherwise due to that limited resource What refers to the rate of interest quoted inthe. A flat belt transmits a 30 lb-ft torque. Determine being applied to an “approved” investment market place that includes the combined effect, the minimum values of tension in both parts of alternative and thus not being available for of the earning value of capital, the availability ; thebelt that will prevent slippage. The investment in other income-producing. offunds, and anticipated inflation or deflation?’ diameter of the drum s 6 "‘f“d =03 alternatives is known as. Market interest rate > Ans ' opportunity cost > Ans ! What refers to the sum of all expenses found to ; What refers to a cost that, because it occurred be necessaryto arrange for the financing and in the past, has no relevance with respect to organizing of the business unit that will build estimates of future receipts or disbursements? and operate a project? Sunk cost > Ans Promotion cost -> Ans What refers to cost elements that can be What refers to a study In which the elements of ! identified with a given product, operation or an engineering economy study are changed in service? order to test for sensitivity of the decision Traceable costs -> Ans criterion? Sensitivity Analysis > Ans | T,=21161b,T,=91.61b> Ans Inaccounting, what refers to costs that cannot Solution: be identified with a given output of products, What refers to the rate of return after taxes that Torque =30 lb-ft =360 lb-in operations or services? * will be used as a criterion for approving projects M =0 Common costs > Ans " orinvestments? Itis also known as Hurdle Rate, = e " Cutoff Rate of Return-> Ans T3)-T,(3)-360=0 Whatis a compound interest assumption In T,-T =120 i which the compounding period is of aspecified | What s a traceable cost that can be segregated: Angle of contact between the drum and belt: length such as a day, week, month, quarter " and charged against specific products, =160° or2.793rad R year, halfyear or year? operations or services? Discrete compounding -> Ans Direct cost > Ans 5 (%] CamScanner Excel Review Center ECE, REVIEW Coaching Notes - GEAS Use the figure below for the succeeding In comparisen with a financial statement i The liability created by a business when it questions: prepared in conformity with generally purchases coffee beans and coffee cups on accepted accounting principles, a managerial credit from suppliers is termed a/an accounting report is more likely to: account payable, - Ans Be tailored to the specific needs of an individual decision maker. - Ans I Which of the following would not be. considered an internal user of accounting data Financial statements are prepared: for the Company? Primarily for the benefit of persons outside President of the employees” labor union > of the business organization. = Ans Ans As of January 1, 2022, Excel Bookstore had a Which of the following is not one of the three balancein its retained earnings account of forms of business organization?. P100,000. During the year Excel’s Bookstore Investors > Ans A person stands on a platform-and-pulley had revenues of P80,000 and expenses of. P45,000. In addition, the business paid cash Abusiness organized as a separate legal entity system, as shown. The masses of the platform, dividends of P20,000. Whatis the balance in isa person, and pulley are M, m and y, respectively. Retained Eamnings at December 31, 2022 for corporation. > Ans The rope is massless. The person pulls up on the rope so that she has acceleration a Excel Bookstore? The resource-based perspective suggests that upwards. P115,000 > Ans unique firm resources should be the starting Solution: point for developing successful strategies. What is the tension in the rod connecting the unique firm resources should be the starting pulley to the platform? Balance = 100,000 + 80,000 - 45,000 - 20,000 point for developing successful strategies. i Balance = 115,000 > Ans F=(2M+2m+p)(g+a) > Ans | Excel Review Center compiled the following Abook of mass Mis positioned against a What is the normal force between the person | financialinformation as of December 31, 2022: vertical wall. The coefficient of friction and the platform? ! Sales revenue P 1,120,000 between the book and the wall is. You wish to Common stock P 240,000 keep the book from falling by pushing on it N={(M+2m+p)(g+a) >Ans. Buildings P 320,000 with a force F applied at an angle 8 with i Operating expenses P 1,000,000 respect to the horizontal (-n/2 Ans 2022 are: Mg - Ans | P760,000. > Ans pcosB+sin® Although accounting information is used by a wide variety of external parties, financial i Solution: Referto above problem: reporting is primarily directed toward the What s the limiting value of 8, below which information needs of: 600,000 + 1,120,000+ 240,000 i there does not exist ar F that will keep the [ Investors and creditors. - Ans | Asset=| ~320,000~1,000,000+ 280,000 book up? ! -80,000-40,000~160,000+120,000 8=tan™ (-p) = Ans A complete set of financial statements for Excel Review Center, at December 31, 1999, would ! Asset=760,000 Functional benchmarking involves: include each of the following, except: Statement of projected cash flows for 2000. benchmarking organizations with regards to | Toshow how successfully your business specific business activities or processes. > >Ans performed during a period of time, you would Ans All of the following are characteristics of report Its revenues and expenses In the: managerial accounting, except: ! Income statement. -» Ans The systematic collection of information about Information must be developed in rivals In order to assist the development of firm , Dividends are reported on the. strategles Is called: conformity with generally accepted " retained earnings statement. -» Ans Competitor Intelligence > Ans accounting principles or with income tax regulations. - Ans The right to recelve money In the future Is Value added is: called ajan. | thedifference between the cost of inputs | account recelvable. -> Ans and the market value of outputs, - Ans (%] CamScanner Vil r E REVIEW Coaching Notes - GEAS Def.urutafion, burning of fossil fuels, and other ' A spool consists ofan axle of radius rand an The cost of assets consumed or services used is activities that release greenhouse gases all outside circle of radius R which rolls on the alsoknownas____ contribute to: ground. Athread is wrapped around theaxle | an expense. -» Ans Global warming > Ans and is pulled with tension T, at an angle 6 with ! the horizontal as shown in the figure. Given R, + The best definition of assets is the Rainwater mixes with which of the following to 1, and the coefficient of friction p between the resources belonging to a company that have form carbonic acid? spool and the ground, what is the largest value | future benefitto the company. Ans Carbon dioxide - Ans of T for which the spool remains at rest? 5 “ Anisosceles triangle with common side length Which major electricity generating source has a Lis placed, as shown In the figure, between low environmental impact, is high two frictionless circles of radius R. The mass performance, releases no greenhouse gas density of each object is o, and the radii to the emissions, and can supply power at any time | points of contact make an angle 8 with the (day or night)? horizontal. For what 8 is horizontal force that Nuclear energy - Ans must be applied to the circles maximum or Acid rain affects trees by minimum? Y 1. damaging the protective coating on leaves Il. leaching nutrients from the soil and away Mg > Ans from trees. cosB+usind Il stunting growth V LI, and lll > Ans ! Anisosceles triangle with common side length L | F A chain with uniform mass density per unit is placed, as shown in the figure, between two { frictionless circles of radius R. The mass density | length hangs between two given points on two of each object is , and the radi to the points of walls. Find the shape of the chain. Aside from 9=§ > Ans. contact make an angle 8 with the horizontal. an arbitrary additive constant, the function Find the horizontal force that must be applied describing the shape should contain one | tothe circles to keep them together. i Astick of mass densityp per unit length rests unknown constant. on acircle of radius R as shown in the figure. | The stick makes an angle 8 with the horizontal ! andis tangent to the circle atits upper end. ; Friction exists at all points of contact, and assume thatitis large enough to keep the | system at rest. Find the friction force between the ground and the circle. H o) Hyperbolic cosine function > Ans F=BOL S0 5 an : 2 ' Aspool consists of an axle of radius rand an | In which layer of the earth’s atmosphere would outside circle of radius R which rolls on the you find ultraviolet (UV) protection from the ground. A thread is wrapped around the axle : ozone layer? i and is pulled with tension T, at an angle 8 with Stratosphere > Ans U R -EDER 050> Ans the horizontal as shown in the figure. What should 8 be so that the spool does not move? | Which layer of the earth’s atmosphere protects : Assume that the friction between the spooland | us from extreme ultraviolet radiation and ! i Which of the following financial statements is the ground is large enough so that the spool ! reflects radio waves?. concerned with the company at a pointin doesn’t slip. | lonosphere > Ans time? T Balance sheet > Ans i Which gasis the most abundantin earth’s | atmosphere?. Anincome statement: | Nitrogen > Ans | presentsthe revenues and expenses fora ! Temperatures within the stratosphere Increase specific period of time > Ans | with elevation due to the presence of The basle purpose of an accounting system is the ozone layer - Ans L otor 8=cos*r/R> Ans | ! The Coriolis effect is the result of i Meetan organization's need for accounting Which of the following is an asset? earth’ s rotation on its axis -> Ans Information as efficiently as possible. > Ans Accounts Receivable > Ans { | (%] CamScanner Excel Review Center Coaching Notes - GEAS What is the penalty for failure or refusal to | The numerical value of pH is determined by the L =ity T =231, register a SIM for SECOND OFFENSE under the molar concentration of which ion? 2 SIM Registration Act? Hydrogen -> Ans Solving simultaneously Not less than P 300,000 but not more than P T,=21161b,T,=9161b | 500,000 > Ans Of the following alternative energy sources, " which has the highest energy return on energy What type of bonding occurs in materials whose What Is the penalty for failure or refusal to invested? atoms have s electrons as their highest energy reglster a SIM for THIRD AND SUBSEQUENCE Wind = Ans electrons? OFFENSES under the SIM Registration Act? Metallic bonding > Ans Not less than P 500,000 but not more than P Which is the greatest threatto global sea-level What type of bonding consists of electronic 1,000,000> Ans I rising? Thermal expansion of the water > Ans attraction between oppositely charged ions? What s the penalty for BREACH OF lonic bonding - Ans ' CONFIDENTIALITY under the SIM Registration Which of the following would be a resuilt of Act? , ocean warming? The three types of interatomic bonding are: Not less than P 500,000 but not more than P Increase in hypoxia zones (low oxygen lonic, metallic and covalent- Ans | 4,000,000 > Ans levels) > Ans is an itemized listof income or sales,. what s the penalty for PROVIDING FALSE OR usually for a month with corresponding The ozone layer absorbs FICTITIOUS INFORMATION OR FOR USING ultraviolet radiation from the sun -> Ans expenses tabulated. FICTITIOUS IDENTITIES OR FRAUSULENT Operating (profit and loss) statement -> Ans IDENTIFICATION DOCUMENTS TO REGISTERA Which of these does NOT have a natural source? , SIM under the SIM Registraticn Act? CFCs>Ans Which of the following is the fundamental Imprisonment ranging from 6 monthsto2 | 22ccounting equation?. years or a fine of not less than P 100,000 but ' What process do CFCs, chlorine, and bromine Assets = Liabilities + Owner" s Equity > Ans not more than P 300,000 or both > Ans. + have in common that leadsto destruction of the ozone layer? What method is used when comparing ! What is the penalty for SPOOFING A | Photodissociation > Ans altemnatives that have the same lives?. REGISTERED SIM under the SIM Registration i Present worth analysis > Ans Act? { The breakdown of the ozone layeris dangerous ¢ Imprisonment ofno less than 6 months,ora | because a thin ozone layer absorbs less: What method is used when comparing. fine of P 200,000 or both - Ans ! UV radiation - Ans alternatives that have different lives? 1 ] Annual worth analysis > Ans ! Whatis defined as the act of transmitting } The stratospheric ozone layer is crucial to ; misleading or inaccurate information about the protect living things on earth. It is a natural What is otherwise known as Subscriber } source of the phone call or text message, with ii layer of gas located in the upper atmosphere Identification Module (SIM) Registration Act? i theintentto defraud, cause harm or wrongfully | that protects humans and other living things R.A No. 11934 > Ans , obtain anything of value? from:. Spoofing Ans Ultraviolet radiation > Ans When was the SIM Registration Act approved by | President Ferdinand Marcos Jr.? ! Without extension, the deadline for the SIM | Chlorofluorocarbons (CFCs) are the main cause October 10, 2022 > Ans | registration set by the DICT is. ! of anthropogenic ozone depletion. What are ! April 26,20235 Ans CFCs used for? Whats the penalty for SALE OF A STOLEN SIM under the SIM Registration Act?. What law created the National | Refrigerants and propellants > Ans Imprisonment ranging from 6 months to 2 + Telecommunications Commission (NTC)? i E, 0. No. 546 -> Ans ! Chlorofluorocarbons are harmful and break years or a fine of not less than P 100,000 but i apart ozone. Where are they most damaging in not more than P 300,000 or both - Ans 5 What is otherwise known as the Data Privacy the atmosphere? ' Actof 20127 Stratosphere - Ans Whatis the penalty for SALE OR TRANSFER OF REGISTERED SIM WITHOUT COMPLYING WITH | R.A No. 10173 Ans | Rising sea levels that result from global THE REQUIRED REGISTATION under the SIM | What is the penalty for BREACH OF 1 warming are caused by Registration Act?. CONFIDENTIALITY DUE TO NEGLIGENCE under 1. melting of glaciers Imprisonment ranging from 6 months to 6 the SIM Reglstration Act? Il. expanding oceans due to warmer years or afine of not less than P 100,000 but Not less than P 500,000 but not more than P | temperatures not more than P 300,000 or both - Ans | 4,000,000 -» Ans Il more rainfall 1and llonly > Ans What is the penalty for failure or refusal to When Is the effectivity of the SIM Registration registeria SIM for FIRST OFFENSE under the SIM Act? Which of the following is NOT a source of Registration Actl 27,2022 > Ans || December ' methane‘l-) s Not less than P 100,000 but not more thanP Aerosols 300,000-> Ans 6 (%] CamScanner Excel Review Center ECE REVIEW ____ Coaching Notes - GEAS Adlslfiufmass M and radius Ris held up by a Porter's Value Chain is essentially a tool for: In 3 years you are to receive P 5,000. If the massless string, as shown in the figure. The Diagnosing and enhancing sources of Interest rate were to suddenly increase, the surface of the disk is frictionless. What is the competitive advantage within an presentvalue of that future amount to you norm?l force per unit length the string applies organization. < Ans would ______ to the‘disk? fall. > Ans Aladder leaning against a smooth wall makes Mg/2R Ans an angle a with the horizontal whenin a What decision making model is used when position of limiting equilibrium, Find the information on alternatives can be gathered coefficient of friction between the ladder and and quantified and that the decision is the floor. important to maximize the outcome? 1 Rational- Ans =—cota >Ans Ablock sits on a plane that is inclined at an " 2 What decision making model is used when angle 8. Assume that the friction force is large minimum criteria are clear and that you are not enough to keep the block at rest. For what 8 Find the center of mass of a semicircular disc of radius R and of uniform density. willing to invest must time to making the are these horizontal components of friction decision and you are not trying to maximize and normal forces maximum? 4R Yon =3 > Ans the output? =23 4 ans Bounded rationality - Ans The VRIO framework can be used to identify: afirm's core competencies. > Ans What decision making model is used when the A block starts at rest and slides down a goals are unclear and there is time pressure frictionless plane inclined at angle 8. What * and analysis paralysis would be costly and you If two projects are completely independent (or should 8 be so that the block travels a given have experience with this problem? unrelated), the measure of correlation horizontal distance in the minimum amount of between them is: ' Intuitive > Ans time? 0->Ans What decision making model is used when the 0=2 3 ans. When using a probability tree approach, we solutions to the problems are not clear and 4 discount the various cash flows to their present | new solutions need to be generated? ' Creative- Ans Three uniform square laminas are arranged as valueat__. shown. The side of each lamina is a. Find the therisk-free rate. - Ans How do law and business ethics relate to each centerof mass of the combined structure. other? y-axis : In a typical loan amortization schedule, the i Lawand business ethics serveasan -. total peso amount of money paid each period: i Interactive system, informing and assessing ! remains constant with each payment > Ans each other. > Ans Whatis (1+i)An? What do the letters “WPH” mean in reference FVIF (Future Value interest Factor) > Ans to the “WPH Framework for Business Ethics™ Who, Purpose and How => Ans. When n =1, what interest factor equals one for any positive rate of interest?. Which of the following are stakehoiders of a FVIFA (Future Value Interest Factor of an ' business?. Annuity) > Ans Shareholders, employees, customers and management = Ans For P 1,000 you can purchase a 5-year ordinary | annuity that will pay you a yearly payment of P An employee who believes that she should not 263.80 for 5 years. The compound annual cheat on a drug test because if everyone did so, Dynamic capabilities refer to: interest rate implied by this arrangement is | thetest would be meaningless is applying a/an: the firm's abilityto Integrate, build, and closestto Categorical imperative > Ans reconfigure internal and external 10 percent. - Ans competences to address rapidly changing Positive attractions that capture our sense of environments. > Ans Solution: whatis good or desirable are called Use the formula for Present worth of Annuity, values > Ans Porter’s notion of a differentiation strategy is i then apply trial and error, Use the cholces as best described as one in which firms seek a trials, competitive advantage: The “public disclosure” test for ethical behavior is sometimes referred to asthe __. Through establishing their uniqueness. > You are considering investing in a zero-coupon ! Television test - Ans Ans bond that sells for P 250. At inaturityin 16 years ; it will be redeemed for P 1,000, What The ultimate reason or purpose for why we approximate annual rate of growth does this make declsions in a business firm is based on: | represent? i values-> Ans 9 percent. - Ans (%] CamScanner Excel Review Center e ECEREVIEW —Coaching Notes - GEAS What does the value of efficiency mean? PE = mgh = (60 kg)(9.8 N/kg)(40 m) = 23,500 J The mole fraction of Oxygen is: To maximize the amount of wealth In soclety 0.0625 kmol. > Ans The drive shaftin an automobile delivers 100 (0.0625+0.1786 + 00228) kmol N-m of torque as it rutates at 3000 rpm. The éthical theory that requires that we Calculate the horsepower delivered. An automobile travels on a perfect horizontal, evaluate the morality of an action by imagining 42.1hp=> Ans unbanked circular tract of radius r. The oursélves In the position of the person facing coefficient of friction between the tires and the the ethical dilemma is called Solution: track is 0.3. If the car’s velocity is 10 m/s, what situational ethics Ans is the smallest radius it may travel without o= (JOOO)(M)(%) =314.2rad/s skidding? Ethical fundamentalism Is also referred to as: 34m= Ans absolutism - Ans Power =T = (100)(314.2) = 31420 W Power = 31420 W[ "2 | = 42.1 hp Solution: An ethical theory that urges managers to take T46 W, Centrifugal force =Frictional force those actions that provide the greatest mv? pleasure after having subtracted the pain or A 6 kg sphere moving at 3 m/s collides with a ——=uN=pmg 10 kg sphere traveling 2.5 m/s in the same r harm associated with the action in question is m 2 called ______. direction. The 6 kg ball comes to a complete Utilitarianism - Ans stop after the collision, What is the new v s r=—= (10_] —m———=——o = m velocity of the 10 kg ball immediately after the A manager who deceives employees because collision? & (043)(9.3122) s he believes that the deception maximizes 4.3m/s- Ans pleasure over pain is acting consistently with. When a body is accelerated under water, some which ethical theory? Solution: of the water is also accelerated. This makes the: Act utilitarianism - Ans ' From law of conservation of momentum: body appear to have a larger mass than it My + MoV, =myv,'+ myy, " actually has. For a sphere at rest this added What is an isomer? A different arrangement of the same atoms ® kg,\[:%)qm ky{z.s?):(s kg)(0)+ (10 kglv, " | mass is equal to the mass of one half of the displaced water. Calculate the force necessary > Ans v,'=43m/s to accelerate a 10-kg, 300-mm-diameter sphery, ! which is at rest under water at the rate of 10 A uniform log of length L is inclined 30° from The average man ina certain class weighs 180 m/s? in the horizontal direction. Use p of water the horizontal is when supported by a | pounds. The average woman in that class | =1000 kg/m*. frictionless rock located 0.6L from its left end. The mass of the log is 200 kg.An engineer with + weighs 120pounds. The male/female ratio is | 170.7N>Ans 3:2. What is the average weight of a person in 2 mass of 53.5 kg walks along the log from left Solution: | theclass? to right until the log is balanced horizontally. | Theadded mass is one-half of the mass of the : 156 pounds -> Ans How far from the left end of the log is the displaced water: engineer when the log is horizontal? 0.97L-> Ans ! Solution: Y4 Madded = 7| 37 Prater ) (3 2 Solution: (g]usoh(fl(un) =156 PRPRNY 1) 4 03 === — | (1000) =7. I~= ost o1t 04L ot (z](-%)"kz]“ 1=roeie -fo =] 11 11 + A gaseous mixture consists of 2 kg of oxygen, 5 m, o =M+ Mg =10+ 7.069=17.069kg & Vo kg of nitrogen, and 3 kg of xenon. What is the. mole fraction of the oxygen gas? Take 0,=32 ! The force added to accelerate the body is: * kg/kmol, N, = 28 kg/kmol and Xe = 131.3 H F=ma=(17.069)(10)=170.69 N 200kg * ke/kmol >M=0 0.24-) Ans : A 2200-kg automobile traveling at 30 kph (25 Myog8(0.1L) =My yineer B(X ~0.6L) =0 m/s) hits the rear of a stationary, 1000-kg (200)(0.1L) - (53.5)(x—0.6L) =0 | Solution: automobile, After the collision the large Calculate the number of moles In each gas: automobile slows to 50 kph {13.89 m/s), and L 2000.18) 53.5 0, =—2X8_..0,0625 kol the smaller vehicle has a speed of 88 kph (24.44 m/s). What has been the increase in internal x=0974L energy, taking both vehicles as the system? 4 = 3 176.6 kJ > Ans A stuntwoman (mass = 60 kg) scales a 40-m tall rock face. What is her gravitational potential Solution: energy relative to the ground? KE, -%m.v_l‘ = 3(2200)25") = 687500 4 23.5kJ > Ans After the collision: Solution: