Theory of Structures A close coil helical spring of mean diameter D consists of n coils of diameter d. If it carries an axial load W, the energy stored in the spring, is 4W²D3n²/d4N 4W²D3n/d4N 4W²Dn/d4N 4WD²n/d4N 4W²D3n²/d4N 4W²D3n/d4N 4W²Dn/d4N 4WD²n/d4N ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A two hinged parabolic arch of span l and rise h carries a load varying from zero at the left end to ? per unit run at the right end. The horizontal thrust is ωl²/4h ωl²/12h ωl²/16h ωl²/8h ωl²/4h ωl²/12h ωl²/16h ωl²/8h ANSWER DOWNLOAD EXAMIANS APP
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 WL3/3EI WL²/3EI WL²/2EI WL3/2EI WL3/3EI WL²/3EI WL²/2EI WL3/2EI 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 1 2 1.5 3 1 2 1.5 3 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures Inertia of a rectangular section of width and depth about an axis passing the moment of through C.G. and parallel to its width is B²D/6 BD³/12 BD²/6 BD³/6 B²D/6 BD³/12 BD²/6 BD³/6 ANSWER DOWNLOAD EXAMIANS APP
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