Machinist1stsemQB1.pdf

Date:01-April-2019 Version 1.0 Machinist - 1st Semester - Module: 1 - Safety Questions: Level 2...

Date:01-April-2019 Version 1.0 Machinist - 1st Semester - Module: 1 - Safety Questions: Level 2 1 Which fire extinguishers is used for Questions: Level 1 flammable liquid fires? A Halon extinguisher 1 Which comes under the machine safety? B Foam extinguisher A Don’t wear a ring, watch or chain C Water filled extinguisher (Gas cartridge B Don’t walk under suspended load type) C Stop the machine before changing the D Water filled extinguisher (Stored pressure speed type) D Don’t try to stop a running machine in with hands 2 Which fire extinguishers is used with electrically non-conductive chemicals? 2 What is the class of fire due to wood, paper, A Halon extinguisher cloth? B Foam extinguisher A Class A C Dry powder extinguisher B Class B D Water filled extinguisher C Class C D Class D 3 Which type of extinguisher is used for class D fire? 3 What is the colour code of bin for paper A Foam extinguisher waste? B Dry powder extinguisher A Red C Water filled extinguisher (gas cartridge type) B Blue D Water filled extinguisher (stored pressure C Green type) D Yellow 4 What ‘A’ stands for in ‘ABC’ of first aid? 4 What is the colour code of bin for plastic A Away waste? B Acute A Red C Airway B Blue D Accident C Green D Yellow 5 What is the first aid for the third degree burns? 5 Which term indicates the neatness and A Apply cream cleanliness of workplace in 5s concept? B Bind bandage A Set C Flush with cool water B Sort D Cover with a damp cloth C Shine D Sustain 6 What is the first aid for the second degree burns? 6 Which is used to protect eyes while A Apply cream grinding? B Bind bandage A Apron C Flush with cool water B Shoes D Covered with a damped cloth C Helmet D Goggles 7 How to make use of metal chips? A Burning 7 Which is the less expensive less polluted B Land fills and energy saving waste disposal method? C Recycling A Recycling D Composting B Land fills C Composting D Burning the waste material - NIMI Question Bank - Page1/ 3 - NIMI Question Bank - Page2/ 3  Machinist - 1st Semester - Module: 2 : Basic Fitting - 1. Measuring Instrument Module: 1 - Safety - Key paper Tools Questions: Level 1 6 What is the name of the vice? Questions: Level 1 Questions: Level 2 1 What is the name of the part marked as ‘X’? SL.No Key SL.No Key 1 C 1 B 2 A 2 B 3 B 3 B 4 D 4 C 5 C 5 D A Pin vice 6 D 6 C A Handle B Hand vice 7 A 7 C B Hard Jaw C Pipe vice C Fixed Jaw D Tool maker’s vice D Moveable Jaw 7 What is the name of the equipment? 2 How the bench vices are specified? A Width of jaw B Length of spindle C Length of fixed jaw D Moving distance of moveable jaw 3 What is the shape of the needle file A Angle plate A Crossing B Machine table B Half round C Surface plate C Knife - edge D Marking off table D Feather edge 8 What is the name of the marking tool? 4 What is the name of the vice? A Pin vice B Hand vice C Pipe vice D Quick release vice 5 What is the name of the part marked ‘x’? A Scriber B Surface Plate C Universal surface gauge D Fixed type surface gauge A Handle B Spindle C Fixed jaw D Movable jaw - NIMI Question Bank - Page3/ 3 - NIMI Question Bank - Page1/ 8 9 What is the name of the part marked ‘X’ ? 13 What is the name of part marked as ‘x’? 16 What is the cut of file? 20 Which is the most suitable pitch for hack saw blade for cutting high carbon steel? A 0.8 mm B 1.0 mm C 1.4 mm D 1.8 mm 21 What is the other name of cross cut chisel? A Web chisel A Rasp cut B Cape chisel A Tool rest B Curved cut C Diamond point chisel B Wheel guard C Double cut D Half round nose chisel C Grinding wheel A Snug D Single cut 22 What is the name of the chisel? D Coolant container B Scriber 17 What is the name of the part of the file C Guide pin 14 What is the name of the Instrument? marked ‘x’? D Rocker arm 10 Which one of the marking media will take more time to dry? A White wash B Prussian blue C Copper sulphate D Cellulose lacquer A Web 11 What is the name of the grinder? A Tip B Flat B Heel C Cross cut A Firm joint inside caliper C Tang D Diamond point B Firm joint outside caliper D Shoulder 23 What is the name of the part marked ‘x’? C Spring joint inside caliper 18 What is the name of the file? D Spring joint outside caliper 15 What is the type of the steel rule? A Bench grinder B Surface grinder C Pedestal grinder A Rotary file A Body D Portable grinder B Tinker’s file B Face C Barrette file C Head 12 What is the name of the part of marked ‘X’? A Folding rule D Mill saw file D Point B Short steel rule 19 What is the name of the hacksaw blade 24 What is the maximum carbon percentage of C Narrow steel rule element marked ‘X’? forgeable steel? D Steel rule with tapered end A Up to 1% B Up to 1.2% C Up to 1.7% D Up to 3% A Depth of teeth A Tool rest B Pitch of teeth B Eye shield C Width of teeth C Wheel guard D Length of blade D Grinding wheel - NIMI Question Bank - Page2/ 8 - NIMI Question Bank - Page3/ 8 25 What is the name of the angle marked ‘x’? 30 Which part of the hammer the handle is Questions: Level 2 8 Which part of the pedestal grinder support fixed? the work while grinding? A Pein 1 What is the grade of file used for rapid and A Base B Face larger quantity of metal removal? B Body C Check A Rough file C Tool rest D Eye Hole B Bastard file D Wheel guard 31 What is the name of the part marked ‘X’? C Smooth file 9 What is the purpose of a work rest of the D Second cut file pedestal grinder? A Rake angle 2 Which grade of file is used to bring the A Hold the work B Point angle material to accurate size with a high degree B Support the work C Clearance angle of finish? C Support the wheel D Angle of inclination A Rough file D Support the machine 26 What is the point angle of chisel to cut mild B Bastard file 10 What is the purpose of a bastard file? steel? C Second cut file A Bring material to accurate size A Face A 45° D Dead smooth file B Remove small quantity of material B Pein B 50° 3 Which grade of files remove small quantities C Brings job close to finishing size C Cheek C 55° of material and to give good finish? D For heavy reduction of material D Eye hole D 60° A Rough file 11 What is the use of a Half round nose chisel? 32 Which type of datum reference is shown? 27 What is indicated by ‘X’? B Smooth file A For cutting key ways C Bastard file B For cutting curved grooves D Second cut file C For squaring material at the corners 4 Which file is used for filing narrow grooves D For removing metal from flat surfaces and angle more than 100? 12 What is the use of a cross cut chisel? A Round file A For cutting curved grooves A Edge datum B Triangular file B Squaring material and corners B Line datum C Half round file C For cutting keyways, grooves, slots C Point datum D Knife - edge file D Separating metal after chain drilling A Leg D Horizontal datum 5 What is the purpose of ‘V’ groove provided 13 What is the name of the chisel used to chip - B Size C Spring on the base of universal surface gauge? off excess metal of welded joints and D Fulcrum A Used on irregular surface castings? 28 What is the name of the angular measuring B Used on flat datum surface A Flat chisel instrument? C Used on angular datum surface B Cross cut chisel D Used on cylindrical datum surface C Diamond point chisel 6 What is the name of the instrument used for D Half round nose chisel marking lines parallel to inside and outside 14 Which caliper is used for marking parallel edges? lines to the edge of the job? A Divider A Divider B Jenny caliper B Jenny caliper C Inside caliper C Inside caliper D Outside caliper D Outside caliper A Bevel gauge B Bevel protractor 7 How the callipers are classified? 15 What material is used for making scriber? C Universal bevel gauge A Size A Mild steel D Vernier bevel protractor B Accuracy B High speed steel C Material C High carbon steel 29 What is the angle of centre punch? D Joint & legs D Medium carbon steel A 30° B 60° C 75° D 90° - NIMI Question Bank - Page4/ 8 - NIMI Question Bank - Page5/ 8 16 Which type of vice is used for gripping Questions: Level 3 screws, rivets, keys and other similar objects? 1 What will happen if the datum surface is not A Pin vice perfectly flat? B Hand vice A Marking is accurate C Pipe vice B Marking is inaccurate D Quick release vice C Surface finish will decrease 17 Which type of punch is used for marking D Surface finish will increase witness marks on work surface? 2 What could be the remedy if the cutting A Dot punch deviated from the line of marking? B Centre punch C Hollow punch D Prick punch 30° 18 What is the use of a 300 prick punch? A Making hole B Marking witness marks C Locating centre of the hole D Marking light punch marks for divider point A Continue cutting B Replace the hacksaw blade C Slow down the cutting and finish in the same line D Start cutting from the opposite side on the same line 3 What will happen if run a grinder without truing? A Excessive vibration B Get better surface C Less metal removed D More metal removed 4 What will happen if the rake angle of a chisel increases? A Chisel will slip B cutting edge break C Proper cutting take place D Cutting edge digs in the work 5 What will happen if clearance angle of a chisel increases? A Good cutting B Less cutting C Chisel will slip D Cutting edge dig in the work - NIMI Question Bank - Page6/ 8 - NIMI Question Bank - Page7/ 8  Machinist - 1st Semester - Module 2 : Basic Fitting - 2. Drilling and Taper Module: 2 : Basic Fitting - 1. Measuring Instrument Tools - Key paper Questions: Level 1 5 What is the term in BIS limits fits to mention Questions: Level 1 Questions: Level 2 Question: Level 3 the size with dimensional durations? 1 What is the least count of vernier height A Size SL.No Key SL.No Key SL.No Key gauge? B Basic size 1 B 1 A 1 B A 0.001 mm C Actual size 2 A 2 D 2 D B 0.002 mm D Maximum size 3 C 3 B 3 A C 0.005 mm 6 What is the formula for finding maximum 4 A 4 D 4 A D 0.02 mm limit size in BIS system? 5 C 5 D 5 D 2 What is the name of the part marked as ‘x’ A Maximum limit = Basic size + Upper 6 D 6 B in the height gauge shown? deviation 7 D 7 D B Maximum limit = Basic size + Lower 8 D 8 C deviation 9 C 9 B C Maximum limit = Upper deviation – Basic 10 B 10 D size 11 C 11 B D Maximum limit = Lower deviation – Basic 12 B 12 C size 13 B 13 A 7 What is the definition of ‘tolerance’ in BIS 14 C 14 B system? 15 B 15 C A Difference between basic size & actual size B Algebraic difference between maximum limit 16 B 16 A & basic size 17 D 17 A A Main scale C Difference between maximum limit & 18 B 18 D B Main slide minimum limit 19 B C Jan clamp D Algebraic difference between minimum limit 20 C D Vernier scale & basic size 21 B 3 What is the part shown as ‘x’ in the figure? 8 Which fundamental deviation symbol 22 C indicate shaft basis system? A H 23 A B h 24 D C P 25 C D j 26 C 9 What is mean by ‘upper deviation’ in BIS 27 B system of limits & fits? 28 C A Maximum size of a component 29 D B Minimum size of a component C Algebraic difference between maximum limit 30 D & minimum limit 31 C A Main scale D Algebraic difference between maximum limit 32 C B Vernier scale & basic size C Beam 10 Which size will represent the zero line in D Main slide limit terminology? 4 How we specify a vernier height gauge? A Basic size A Width of beam B Actual size B Height of beam C Minimum size C Thickness of beam D Maximum size D Size of base - NIMI Question Bank - Page8/ 8 - NIMI Question Bank - Page1/ 7 11 What is the meaning of ‘H’ in the drawing? 16 What type of fit is shown in figure? 20 What is the formula to find out RPM of drill? 24 What the is name of the cone shaped end of d x 1000 a drill? A A Tang Vxπ B Flute π x 1000 B C Point Vxd D Margin A Basic size V x 1000 25 What is the name of the driving end which is B Tolerance C πd fitted on the machine? C Fundamental tolerance A Tight fit πd A Lip D Fundamental deviation of hole B Transition fit D B Heel 12 What is the fundamental deviation of C Clearance fit V x 1000 C Flute dimension φ 25H7? D Interference fit 21 How many numbers are in metric tap set? D Shank A 7 17 What is the maximum size of the hole can A 1 26 What is the name of the portion of a drill B H be drilled by sensitive drilling machine? B 2 between the point and the shank? C H7 A 1.25 mm C 3 A Tang D 25 B 12.5 mm D 4 B Body 13 What is the definition of fits? C 25 mm 22 What is the name of the part marked as ’X’? C Land A Maximum size of a dimension D 12.5 cm D Flute B Minimum size of a dimension 18 What is the point angle of drill for drilling 27 Which portion of drill the flutes are cut? C Permissible deviation of a dimension mild steel? A Body D Relationship that exist between two mating A 80° B Tang parts B 90° C Point 14 Which type of fit is obtain of the hole is C 1180 D Shank bigger than the shaft? D 1200 28 Which part of drill forms the cutting edge? A Tight fit 19 What is the name of the angle marked ’X’? A Body B Transition fit B Land C Clearance fit A Lip C Point D Interference fit B Tang D Flutes 15 Which type of fit is indicated in figure? C Heel 29 What is the name of the part marked ‘X’? D Flute 23 What is the name of the part marked as ’X’? A Tight fit A Helix angle B Transition fit B Point angle A Web C Clearance fit C Chisel angle B Land D Interference fit D Lip clearance angle C Flute D Dead centre 30 What is the formula to find tap drill size in A Lip general purpose? B Tang A Major dia meter minus pitch C Heel B Major dia meter minus 3 x pitch D Flute C Major dia meter minus 2 x pitch 1 D Major dia meter minus x pitch 2 - NIMI Question Bank - Page2/ 7 - NIMI Question Bank - Page3/ 7 31 What is mass production ? Questions: Level 2 8 What is the name of the operation for A Producing work in pairs making holes on work piece? B Producing a work in single piece 1 Which device is used as datum while A Boring C Producing an work in large numbers marking with vernier height gauge B Drilling D Producing an work in limited numbers A Face plate C Reaming 32 Which system of limits and fits are followed B Surface plate D Counter sinking in our country? C Angle plate 9 Which way the coolant flows through the A BIS system D Driving plate cutting edge in a drill? B DIN system 2 What is term ‘Basic size’ indicate? A Web C BSS system A Minimum limit size of the work B Land D FPS system B Maximum limit size of the work C Body 33 Which term used to indicate external C Size of the compound after it is D Flutes dimension of a componend in BIS system of manufactured 10 Why the tap drill size to be calculated? limits & fits? D Size based on dimensional deviations are A To avoid drill breaking A Hole given B To avoid material wastage B Shaft 3 How to indicate fundamental deviation of C To calculate sufficient cutting speed C Deviation hole in BIS system? D To maintain sufficient material to tap D Tolerance A Small letter 11 What is an advantage of mass production? 34 What is meant by ‘Lower deviation’ in BIS B Capital letter A Production rate is increased system? C Numbers only B Measuring time is increased A Algebraic difference between maximum limit D Either capital or small letters C Jigs and fixtures are needed and basic size 4 What is the maximum limit size of dimension D Special purpose machines are needed B Algebraic difference between minimum limit φ 25 +−0.003 0.001 ? 12 What is the disadvantage of mass and basic size production? Algebraic difference between maximum limit A 25.003 mm C A Production rate is low and minimum limit B 25.001 mm B Cost of piece is reduced D Algebraic difference between basic size and C 24.997 mm C Jigs and fixtures are needed upper deviation D 24.999 mm D Gauges are used to check the component 35 How many fundamental deviation are in BIS 5 What is the minimum limit size of a system. dimension A 12 φ 50 +− 00..02 03 ? B 18 A 50.03 mm C 20 B 50.02 mm D 25 C 49.97 mm 36 How many grades of tolerances are D 49.98 mm represented in BIS system? 6 What is the tolerance of dimension A 12 φ30±0.02? B 15 A 30 mm C 18 B 0.04 mm D 25 C - 0.02 mm 37 Which fundamental deviation symbol D + 0.02 mm indicate ‘Hole basis’ system? 7 Which part of the drill carries the coolant to A h the cutting edge? B H A Lip C P B Land D j C Flute D Point - NIMI Question Bank - Page4/ 7 - NIMI Question Bank - Page5/ 7 Questions: Level 3 Module 2 : Basic Fitting - 2. Drilling and Taper - Key paper 1 What is the reason for using dial indicator Questions: Level 1 Questions: Level 2 Question: Level 3 instead of scriber point in vernier height gauge? SL.No Key SL.No Key SL.No Key A To check eccentricity 1 D 1 B 1 A B For accurate marking 2 B 2 D C For accurate measuring 3 A 3 B D For good appearance 4 B 4 A 5 B 5 D 6 A 6 B 7 C 7 C 8 B 8 B 9 D 9 D 10 A 10 D 11 D 11 A 12 B 12 C 13 D 14 C 15 C 16 D 17 B 18 C 19 B 20 C 21 C 22 B 23 D 24 C 25 D 26 B 27 A 28 D 29 A 30 A 31 C 32 A 33 B 34 B 35 D 36 C 37 B - NIMI Question Bank - Page6/ 7 - NIMI Question Bank - Page7/ 7  Machinist - 1st Semester - Module 2 : Basic Fitting - 3. Fittings 14 What is the name of the operation? 19 Which type fo drilling machine is best suited to drill multiple holes in a work piece in a single setting? Questions: Level 1 8 Which is an integrated part of beam of a A Radial vernier caliper? B Portable 1 What is denoted by ‘V’ in the formula A Fixed jaw C Sensitive πdn B Depth bar D Piller type V= ? C Thumb lever 1000 D Vernier slide A Feed in m / rev 9 What is the name of the graduation on the A Reaming B Feed in mm / rev beam of a vernier caliper? B Spot facing C Cutting speed in m / min A Barrel divisions C Counter boring D Cutting speed in mm / min B Thimble divisions D Counter sinking 2 What is termed as peripheral speed of drill? C Main scale divisions 15 What is the name of the part ‘x’? A Feed D Vernier scale divisions B Depth of cut C Cutting speed 10 How much distance is moved by the spindle D Rpm of spindle of micrometer in one rotation? A 0.50 mm 3 What is the expansion of rpm used in B 0.75 mm drilling? C 1.00 mm A Revolution per mile D 1.50 mm B Revolution per meter Revolution per minute 11 What is the least count of metric vernier C A Base Retardation per minute micro meter? D B Column A 0.1 mm 4 What is the distance a drill advances in one C Radial arm B 0.01 mm rotation while drilling? D Spindle head C 0.001 mm A Feed 16 Which type of drilling machine is most D 0.0001 mm B Depth of cut suitable to drill in a very large and heavy Cutting speed 12 What is the name of part marked ‘x’. C work pieces? D Cutting length A Piller drilling machine 5 How to express feed in drilling? B Radial drilling machine A m / rev C Portable drilling machine B m / min D Sensitive drilling machine C mm / rev 17 What is the angle of counter sink rivet D mm / hour head? 6 What is denoted by ‘d’ in the formula A 75° π dn B 80° v= m / min ? C 90° 1000 D 120° A Diameter of drill A Column 18 What is the angle of beveled heads of B Length of the drill B Spindle counter sink head screws? C Diameter of work C Over head shaft A 75° D Diameter of spindle D Table elevating clamp B 80° 7 What is a vernier caliper? 13 Where is the drilling machine spindle head C 90° A Angular measuring instrument is fixed in radial drilling machine? D 120° B Indirect measuring instrument A Base C Precision measuring instrument B Column D Telescopic measuring instrument C Radial arm D Auxiliary table - NIMI Question Bank - Page1/ 7 - NIMI Question Bank - Page2/ 7 Questions: Level 2 7 What is the reading shown in the vernier 13 What is the least count of the micrometer if 18 How does a lever type dial test indicator calliper? (Least count = 0.02 mm) the circumference of thimble is divided into make the pointer rotation? 1 Calculate the cutting speed used for drilling 50 division and the pitch of thread is 0.5 A Back gear mechanism a 20 mm dia meter hole in a mild steel work mm? B Rack and pinion mechanism piece with a rpm of 399? A 0.001 mm C Lever and scroll mechanism A 20 m / min B 0.010 mm D Worm and worm wheel mechanism B 25 m / min C 0.020 mm 19 What is the purpose of ‘T’ slots in the dial C 30 m / min D 0.050 mm test indicator stand? D 35 m / min 14 What is the reading of micrometer range of 2 Calculate the rpm for drilling a hole of dia ot.25? A 0.6056 mm meter 16 mm on cast iron with a cutting B 6.056 mm speed 30 m / minute? C 6.56 mm A 497 rpm D 60.56 mm B 597 rpm C 697 rpm 8 What is the reading of the vernier caliper? D 797 rpm 3 What is the function of thumb lever of vernier caliper? A Direction of use A 13.13 mm A For getting least count B To set zero here B 13.63 mm B To take internal measurement C Provision of ring bezel 6.640 C 13.93 mm C To take external measurement A D Provision to insert in clamps B 6.680 D 13.99 mm D To set vernier slide at any position 20 How does the concentricity of shafts can be C 66.40 15 What is the reading of vernier micrometer? 4 Why the extreme care should be taken while checked? D 66.90 A Using centre gauge handling vernier calliper? 9 What is the use of outside micrometer? B Using vernier caliper A Measuring instrument A For depth measurement C Using combination set B Indirect measuring instrument C Precision instrument B For angular measurements D Using dial test indicator C For internal measurements 21 What is the maximum size of hole that can D Semi precision instrument D For external measurements be drilled using a up right drilling machine? 5 What is the least count in a vernier caliper if A 15.225 mm 9 main scale divisions (9mm) are divided in 10 What is the mechanism used in a A φ 20 mm micrometer? B 16.233 mm to 10 equal parts in the vernier scale? B φ 25 mm A Lever mechanism C 15.235 mm A 0.02 mm C φ 32 mm B Thread mechanism D 16.235 mm B 0.05 mm D φ 50 mm C Spring mechanism 16 Which instrument is used for comparing and C 0.10 mm 22 Which type of drilling machine have a table D Plunger mechanism determining the variation in the size of D 0.20 mm with sliding motion in two direction, 90° to 11 What is the function of ratchet stop in a compared? 6 What is the least count of a vernier caliper if each other? micro meter? A Micrometer 19 main scale divisions (19 mm) are divided A Portable drilling machine A Increases accuracy B Vernier caliper into 20 equal parts in the vernier scale? B Sensitive drilling machine B Strengthen the spindle C Combination set A 0.01 mm C Box - column type piller drilling machine C Ensure uniform pressure D Dial test indicator B 0.02 mm D Round column type piller drilling machine D Keeps high pressure on anvil 17 What mechanism is used to convert linear C 0.05 mm 23 What is the purpose of ‘depth stop’ in a 12 Which gap from spindle face is considered motion of plunger to rotary motion of pointer D 0.10 mm drilling machine? as the reading of outside micrometer? in D.T.I? A To drill big holes A Anvil A Back gear mechanism B To flush out chips B Frame B Rack and pinion mechanism C To measure hole depth C Barrel C Can and following mechanism D To control the down ward movement of drill D Thimble D Worm and worm wheel mechanism spindle - NIMI Question Bank - Page3/ 7 - NIMI Question Bank - Page4/ 7 24 Which one of the following operation is used Questions: Level 3 to bevel the mouth of a drilled hole. A Reaming 1 What will happen, if reamer is removing out B Spot facing in anticlockwise direction while reaming? C Counter boring A Good surface finish D Counter sinking B Good dimension accuracy 25 What is the purpose of counter sinks with C Rough surface pilot? D Scratched surface A For rough works 2 What is the bevelling angle for holes to be B Light duty works threaded? C Medium size holes A 75° D To align with drilled hole B 120° C 90° D 80° 3 What is the effect while measuring if ratchet stop is not provided on micrometer? A Incorrect reading B Least count increases C Least count decreases D Increases the life of micro meter - NIMI Question Bank - Page5/ 7 - NIMI Question Bank - Page6/ 7  Module 2 : Basic Fitting - 3.Fittings - Key paper Machinist - 1st Semester - Module 3 : Turning - 1.Lathe part and Specification Questions: Level 1 Questions: Level 2 Question: Level 3 Questions: Level 1 4 What is the name of the part ‘X’? SL.No Key SL.No Key SL.No Key 1 What is the name of the part ‘X’? 1 C 1 B 1 D 2 C 2 B 2 B 3 C 3 D 3 A 4 A 4 C 5 C 5 C 6 A 6 C 7 C 7 D 8 A 8 D A Lead screw A Feed shaft 9 C 9 D B Length of bed B Lead screw 10 A 10 B C Maximum diameter C Feed shaft lever 11 C 11 C D Length between centre D Lead screw lever 12 A 12 A 2 What is the name of the part ‘X’? 5 Which gear unit the feed chart is fixed on 13 C 13 B the casting? A Fixed stud gear 14 D 14 A B Change gear unit 15 C 15 A C Tumbler gear unit 16 B 16 D D Quick change gear box 17 A 17 B 6 What is the name of the gear marked ‘X’? 18 C 18 C A Lead screw 19 A 19 D B Length of bed C Maximum Diameter 20 D D Length between centre 21 D 3 What is the name of the part ‘X’? 22 C 23 D 24 D 25 D A Stud gear B Spindle gear C Tumbler gear unit D Quick change gear box A Feed shaft 7 How much the end cutting edge angle of B Lead screw lathe tools? C Feed shaft lever A 30 ° D Lead screw lever B 40 ° C 50 ° D 60 ° 8 What will be the nose or edge angle of lathe tool? A 45 ° B 50 ° C 60 ° D 90 ° - NIMI Question Bank - Page7/ 7 - NIMI Question Bank - Page1/ 5 9 What is the name of the part ‘X’? 14 Which gear gets the drive from the lathe Questions: Level 2 7 Which tool angle is ground on parting and main spindle gear through the tumbler gear? under cut tools both sides? A Spindle gear 1 Which type of lathe is more suitable for A Rake angle B Fixed stud gear mass production? B Clearance angle C Change gear unit A Bench lathe C Side relief angle D Fixed tumbler gear unit B Centre lathe D Side cutting edge angle 15 What set of gears in available in a lathe for C Speed lathe 8 What is part of the lathe provides sideways the purpose of feed changing as an D Capstan and turret lathe up on which operating unit can be moved? additional unit? 2 Which machine tool removes the metal from A Carriage A Spindle gear a revolving work piece with a stationery B Lathe bed B Fixed stud gear cutting tool? C Tail stock C Change gear unit A Lathe D Cross slide D Tumbler gear unit B Shaper 9 Which part of the lathe provided means of A Tool post 16 Which unit of feed mechanism of a lathe C Milling machine supporting the tool rest which holds the B Top slide provides different feed rates can be given to D Grinding machine cutting tool? C Cross slide D Swivel base the tool? 3 Which part of the lathe to hold cutting tools A Top slide A Apron mechanism drills, reamers, drill chucks provided with the B Head stock 10 What is the part ‘X’? B Change gear unit taper shanks? C Cross slide C Tumbler gear unit A Carriage D Compound rest D Quick change gear box B Head stock 10 Which part of the cone pulley head stock is 17 What is the name of the part ‘X’? C Tail stock engaged for reducing the spindle speed? D Lathe chuck A Carriage 4 What is the name of the part ‘X’? B Tail stock C Cross slide A Head stock D Back gear unit B Lead screw 11 Which ways the carriage slides in a lathe? C Tail stock A Lathe bed D Cross slide A Lead screw B Tail stock 11 Which gear is fitted to the main spindle and B Length of bed C Cross slide out side the head stock casting? C Length between centres D Compound rest slide A Spindle gear A Tail stock D Maximum diameter (Swing) of the work that 12 Which part of the lathe contains the B Tumbler gear B Lead screw can be turned mechanism for moving and controlling the C Fixed stud gear C Cross slide 18 What is name of the part ‘X’? carriage? D Change gear unit D Compound rest A The apron 12 What is name of the gear unit of the lathe 5 What is the purpose of steady rest in a B Top slide which consists of three gears, each having lathe? C Cross slide same number of teeth? A To support a long job D Compound rest A Spindle gear B To support a shorter job 13 Which mechanism the movement of B Fixed stud gear C To support a large diameter job carriage for screw cutting is actuated? C Change gear unit D To support an irregular shape job A Half nut mechanism D Tumbler gear unit 6 Which tool angle of lathe are ground on tool B Back gear mechanism 13 Which gear unit in a lathe is also called as controls the geometry of chip formation? C Tumble gear mechanism reversing gear unit? A Clearance angle D Spindle gear mechanism A Spindle gear B End cutting angle B Fixed stud gear A Tool post C Top or back rake angle C Change gear unit B Top slide D Side cutting edge angle D Tumbler gear unit C