Theory of Structures In case of principal axes of a section Product of moment of inertia is zero Sum of moment of inertia is zero Difference of moment inertia is zero None of these Product of moment of inertia is zero Sum of moment of inertia is zero Difference of moment inertia is zero None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of moments of inertia of a triangular section about its base and about a centroidal axis parallel to its base, is 3 1 2 1.5 3 1 2 1.5 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The horizontal thrust on the ends of a two hinged semicircular arch of radius ‘R’ carrying A uniformly distributed load ? per unit run over its entire span is 4/3 ?R/? A uniformly distributed load ? per unit run over its right half span, is ? ?R/? A distributed load varying from zero at the left end to ? per unit horizontal run at the right end, is ? ?R/? All of these A uniformly distributed load ? per unit run over its entire span is 4/3 ?R/? A uniformly distributed load ? per unit run over its right half span, is ? ?R/? A distributed load varying from zero at the left end to ? per unit horizontal run at the right end, is ? ?R/? All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A steel rod 1 metre long having square cross section is pulled under a tensile load of 8 tonnes. The extension in the rod was 1 mm only. If Esteel = 2 × 106 kg/cm², the side of the rod, is 1.5 cm 2.5 cm 2 cm 1 cm 1.5 cm 2.5 cm 2 cm 1 cm ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The vertical reaction for the arch is wl/a wa/2l wa²/2l wa/l wl/a wa/2l wa²/2l wa/l ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures If a solid shaft (diameter 20 cm, length 400 cm, N = 0.8 × 105 N/mm²) when subjected to a twisting moment, produces maximum shear stress of 50 N/mm 2, the angle of twist in radians, is 0.002 0.001 0.003 0.0025 0.002 0.001 0.003 0.0025 ANSWER DOWNLOAD EXAMIANS APP
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