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Theory of Structures

If and are external and internal diameters of a circular shaft respectively, its polar moment of inertia, is________________?

Theory of Structures /
If and are external and internal diameters of a circular shaft respectively, its polar moment of inertia, is________________?

A. D4 – d4)
B. D4 – d4)
C. D4 – d4)
D. D4 – d4)(Correct)

 

If and are external and internal diameters of a circular shaft respectively, its polar moment of inertia, is________________? Read More »

Theory of Structures

The ratio of the length and depth of a simply supported rectangular beam which experiences maximum bending stress equal to tensile stress, due to same load at its mid span, is_______________?

Theory of Structures /
The ratio of the length and depth of a simply supported rectangular beam which experiences maximum bending stress equal to tensile stress, due to same load at its mid span, is_______________?

A. 1/2
B. 2/3(Correct)
C. 1/4
D. 1/3

 

The ratio of the length and depth of a simply supported rectangular beam which experiences maximum bending stress equal to tensile stress, due to same load at its mid span, is_______________? Read More »

Theory of Structures

The maximum deflection due to a load W at the free end of a cantilever of length L and having flexural rigidity EI, is_____________?

Theory of Structures /
The maximum deflection due to a load W at the free end of a cantilever of length L and having flexural rigidity EI, is_____________?

A. WL²/2EI
B. WL²/3EI
C. WL3/2EI
D. WL3/3EI

The maximum deflection due to a load W at the free end of a cantilever of length L and having flexural rigidity EI, is_____________? Read More »

Theory of Structures

A masonry dam (density = 20,000 N/m3) 6 m high, one metre wide at the top and 4 m wide at the base, has vertical water face. The minimum stress at the base of the dam when the reservoir is full, will be_______________________?

Theory of Structures /
A masonry dam (density = 20,000 N/m3) 6 m high, one metre wide at the top and 4 m wide at the base, has vertical water face. The minimum stress at the base of the dam when the reservoir is full, will be_______________________?

A. 75 N/m2
B. 750 N/m 2
C. 7500 N/m 2(Correct)
D. 75000 N/m2

 

A masonry dam (density = 20,000 N/m3) 6 m high, one metre wide at the top and 4 m wide at the base, has vertical water face. The minimum stress at the base of the dam when the reservoir is full, will be_______________________? Read More »

Theory of Structures