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Questions and Answers
Calculate the second moment of area of a rectangular section with base of 50mmm and height of 100mm.
Calculate the second moment of area of a rectangular section with base of 50mmm and height of 100mm.
- 4166667 mm^4 (correct)
- 5000 mm^4
- 50000 mm^4
- 343333 mm^4
A plane truss as shown in the figure is acted upon by 480N downward load at joint c and E and a 1200 n load at J directed as shown. Find the reaction at G.
A plane truss as shown in the figure is acted upon by 480N downward load at joint c and E and a 1200 n load at J directed as shown. Find the reaction at G.
- 512 N
- 1132 N
- 625 N
- 811 N (correct)
A plane truss as shown in the figure is acted upon by 480N downward load at joint c and E and a 1200 n load at J directed as shown. Find the vertical reaction at A.
A plane truss as shown in the figure is acted upon by 480N downward load at joint c and E and a 1200 n load at J directed as shown. Find the vertical reaction at A.
- 1132n (correct)
- 832n
- 939n
- 110n
A plane truss as shown in the figure is acted upon by 480N downward load at joint c and E and a 1200 n load at J directed as shown
Find the force acting on member AH.
A plane truss as shown in the figure is acted upon by 480N downward load at joint c and E and a 1200 n load at J directed as shown Find the force acting on member AH.
The normal force exerted by a smooth horizontal surface towards a 100-lb block acting on it is
The normal force exerted by a smooth horizontal surface towards a 100-lb block acting on it is
A spherical pressure vessel with an internal diameter of 540 mm is to be generated using a 3mm thick steel. The yield stress of the material is 450 Mpa and the maximum allowable shear stress is 240 Mpa. Determine the maximum allowable internal pressure in Mpa.
A spherical pressure vessel with an internal diameter of 540 mm is to be generated using a 3mm thick steel. The yield stress of the material is 450 Mpa and the maximum allowable shear stress is 240 Mpa. Determine the maximum allowable internal pressure in Mpa.
The modulus of elasticity of steel is
The modulus of elasticity of steel is
A metal specimen with 36mm diameter and has a length L=360 mm and a force of 300 Kn, elongates the length by 1.2mm. What is the elastic of modulus?
A metal specimen with 36mm diameter and has a length L=360 mm and a force of 300 Kn, elongates the length by 1.2mm. What is the elastic of modulus?
What is the stress developed in a bar 1m Length with rectangular cross section 50mm x 50mm subjected to an axial tensile force of 100 N.
What is the stress developed in a bar 1m Length with rectangular cross section 50mm x 50mm subjected to an axial tensile force of 100 N.
A 2m solid shaft having a radius of 35mm in subjected to a torque of 950N-m. Using G=80000 Mpa, Calculate the maximum torsional shearing stress developed.
A 2m solid shaft having a radius of 35mm in subjected to a torque of 950N-m. Using G=80000 Mpa, Calculate the maximum torsional shearing stress developed.
A 2m solid shaft having a radius of 35mm in subjected to a torque of 950N-m. Using G=80000 Mpa, Calculate the maximum angle of twist
A 2m solid shaft having a radius of 35mm in subjected to a torque of 950N-m. Using G=80000 Mpa, Calculate the maximum angle of twist
A cantilever beam 6m long carries a uniform load of 400kn/m throughout the span I=1.7 x 10^9 mm and e=200000mpa. What is the deflection at the free end?
A cantilever beam 6m long carries a uniform load of 400kn/m throughout the span I=1.7 x 10^9 mm and e=200000mpa. What is the deflection at the free end?
From the given shear diagram shown. Determine the maximum moment in the beam.
From the given shear diagram shown. Determine the maximum moment in the beam.
From the simply supported beam showm. Calculate the reaction at A?
From the simply supported beam showm. Calculate the reaction at A?
From the simply supported beam showm. Calculate the reaction at B?
From the simply supported beam showm. Calculate the reaction at B?
What is the carryover factor for prismatic member?
What is the carryover factor for prismatic member?
What is the max moment for a restrained beam?
What is the max moment for a restrained beam?
The equivalent spring constant K for a vibrating system with two springs having spring constant K1 and K2 respectively in parallel is.
The equivalent spring constant K for a vibrating system with two springs having spring constant K1 and K2 respectively in parallel is.
A simple beam has a span of 6 m with two concentrated loads of 20kn each placed at the third points of the span. If the extreme fiber stress is 10Mpa, determine the required section modulus.
A simple beam has a span of 6 m with two concentrated loads of 20kn each placed at the third points of the span. If the extreme fiber stress is 10Mpa, determine the required section modulus.
Required gage length (GL) of the specimen in the Tension Test of rebars.
Required gage length (GL) of the specimen in the Tension Test of rebars.
Given Es= 29,000 Ksi, Econcrete = 6,000 ksi. What is the modular ratio?
Given Es= 29,000 Ksi, Econcrete = 6,000 ksi. What is the modular ratio?
What is the max Vs (Shear carried by the stirrups)?
What is the max Vs (Shear carried by the stirrups)?
The maximum useable strain at the extreme concrete compression fiber shall be assumed to be equal to
The maximum useable strain at the extreme concrete compression fiber shall be assumed to be equal to
In structural steel design, structures carrying live laid which induced impact, the assumed live load shall be increased sufficiently to provide for it. If not otherwise specified, the increase for supports of elevators shall be:
In structural steel design, structures carrying live laid which induced impact, the assumed live load shall be increased sufficiently to provide for it. If not otherwise specified, the increase for supports of elevators shall be:
Based on the AISC, what is the maximum slenderness ratio kL/r for tension members?
Based on the AISC, what is the maximum slenderness ratio kL/r for tension members?
The slenderness ratio of compression members shall not exceed:
The slenderness ratio of compression members shall not exceed:
A wide flange section is used as a beam to carry a total shear of 900 kN. If the depth of the wide flange section is 600mm determine the required web thickness. Fy = 250 Mpa.
A wide flange section is used as a beam to carry a total shear of 900 kN. If the depth of the wide flange section is 600mm determine the required web thickness. Fy = 250 Mpa.
The maximum size of fillet weld that may be used along edges of materials less than 6mm thick:
The maximum size of fillet weld that may be used along edges of materials less than 6mm thick:
The maximum size of fillet weld that may be used along edges of materials 6mm or more in thickness
The maximum size of fillet weld that may be used along edges of materials 6mm or more in thickness
Riverted and bolted splice and gusset plates and other connection fittings subject to tensile force shall be design in accordance with AISC requirements where the effective net area shall be taken as the actual net area except that, for the purpose of design calculations, it shall not be taken as greater than __.
Riverted and bolted splice and gusset plates and other connection fittings subject to tensile force shall be design in accordance with AISC requirements where the effective net area shall be taken as the actual net area except that, for the purpose of design calculations, it shall not be taken as greater than __.
The Euler Column Formula for finding the critical load on a long column is Pcr = π2 EI/L2 where L is the effective length of the column. For a column hinged at the top, fixed at the bottom and 20 inches high, the critical load is equal to:
The Euler Column Formula for finding the critical load on a long column is Pcr = π2 EI/L2 where L is the effective length of the column. For a column hinged at the top, fixed at the bottom and 20 inches high, the critical load is equal to:
The allowable stresses for tension in structural steel in terms of gross area is:
The allowable stresses for tension in structural steel in terms of gross area is:
A wide-flange section W21x32 weighs __ kg/m
A wide-flange section W21x32 weighs __ kg/m
A wide-flange section W21x83 has an overall depth of approximately __ millimeters
A wide-flange section W21x83 has an overall depth of approximately __ millimeters
In computing net area, the width of a rivet or bolt hole shall be taken as __ mm greater than the nominal dimension of the hole normal to the direction applied stress
In computing net area, the width of a rivet or bolt hole shall be taken as __ mm greater than the nominal dimension of the hole normal to the direction applied stress
For relatively short fittings such as splice or gusset plates used as statically loaded connecting elements, the net area An shall not exceed __% of the gross area Ag
For relatively short fittings such as splice or gusset plates used as statically loaded connecting elements, the net area An shall not exceed __% of the gross area Ag
Modulus of Elasticity of structural stell in MPa
Modulus of Elasticity of structural stell in MPa
The allowable bending stress of a non-compact channel section bent about their weaker axis is taken __Fy
The allowable bending stress of a non-compact channel section bent about their weaker axis is taken __Fy
The maximum bending moment for a purlin may be taken as:
The maximum bending moment for a purlin may be taken as:
What is the weight of 32mm diameter deformed steel bar 9m long? Weight of steel = 7850 kg/cu.m.
What is the weight of 32mm diameter deformed steel bar 9m long? Weight of steel = 7850 kg/cu.m.
What is the weight of 40mm diameter deformed steel bar 1m long?
What is the weight of 40mm diameter deformed steel bar 1m long?
The allowable bending stress of a compact wide-flange section bent about their weaker axis is taken
The allowable bending stress of a compact wide-flange section bent about their weaker axis is taken
The allowable stresses for tension in structural steel terms of effective net area is:
The allowable stresses for tension in structural steel terms of effective net area is:
The maximum moment of a simply supported beam whose span length is L, in meter, carrying a uniformly distributed load of w in N/m, is:
The maximum moment of a simply supported beam whose span length is L, in meter, carrying a uniformly distributed load of w in N/m, is:
The minimum bend diameter for 10mm Ǿ through 25mm Ǿ bars
The minimum bend diameter for 10mm Ǿ through 25mm Ǿ bars
Bars larger than ____mm shall not be bundles in beams.
Bars larger than ____mm shall not be bundles in beams.
Minimum concrete cover cast against and permanently exposed to earth
Minimum concrete cover cast against and permanently exposed to earth
In ultimate strength design, the strength reduction factor Ǿ for shear and torsion
In ultimate strength design, the strength reduction factor Ǿ for shear and torsion
The minimum one way slab thickness for a BOTH ends continuous slab is
The minimum one way slab thickness for a BOTH ends continuous slab is
The maximum spacing of ties and spirals in a driven pre-cast concrete pile center to center
The maximum spacing of ties and spirals in a driven pre-cast concrete pile center to center
The allowable deflection for any structural member loaded with live load only.
The allowable deflection for any structural member loaded with live load only.
The allowable deflection for any structural member loaded with dead load and live load only.
The allowable deflection for any structural member loaded with dead load and live load only.
Spacing for a lateral support for a beam shall not exceed _____ times the least width b of compression flange or face.
Spacing for a lateral support for a beam shall not exceed _____ times the least width b of compression flange or face.
A simply supported beam, L meters long, carrying a uniformly distributed load of w in N/m, produces a maximum shear force of:
A simply supported beam, L meters long, carrying a uniformly distributed load of w in N/m, produces a maximum shear force of:
In ultimate strength design, the reduction factor Ǿ for bending is:
In ultimate strength design, the reduction factor Ǿ for bending is:
The actual strain by which a concrete fails is 0.004. For safety purposes, the ACI code allows designers to use:
The actual strain by which a concrete fails is 0.004. For safety purposes, the ACI code allows designers to use:
. The minimum clear cover allowed by the code for slabs, not exposed to weather is:
. The minimum clear cover allowed by the code for slabs, not exposed to weather is:
. A number 8(#8 steel reinforcing bar) has a diameter of:
. A number 8(#8 steel reinforcing bar) has a diameter of:
The minimum reinforcing steel for Spiral Columns allowed by the ACI Code is:
The minimum reinforcing steel for Spiral Columns allowed by the ACI Code is:
The ACI Code states that “bars larger than #11 should not be bundled in beams or girders”. This means that one should not bundle the steel bars if the diameter is larger than:
The ACI Code states that “bars larger than #11 should not be bundled in beams or girders”. This means that one should not bundle the steel bars if the diameter is larger than:
The steel ratio, ρ for spiral columns ranges from
The steel ratio, ρ for spiral columns ranges from
Which is the correct factored load for Strength Design Method?
Which is the correct factored load for Strength Design Method?
Flashcards
Capital of France (example flashcard)
Capital of France (example flashcard)
Paris
