Theory of Structures The point of contraflexure is the point where S.F. is zero M. is minimum M. is maximum M. changes sign S.F. is zero M. is minimum M. is maximum M. changes sign ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures There are two hinged semicircular arches A, B and C of radii 5 m, 7.5 m and 10 m respectively and each carries a concentrated load W at their crowns. The horizontal thrust at their supports will be in the ratio of None of these 1 : 1 : 2 1 : 1½ : 2 2 : 1½ : 1 None of these 1 : 1 : 2 1 : 1½ : 2 2 : 1½ : 1 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 WL3/2EI WL²/3EI WL²/2EI WL3/3EI WL3/2EI WL²/3EI WL²/2EI ANSWER DOWNLOAD EXAMIANS APP
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 75 N/m² 75000 N/m² 750 N/m² 7500 N/m² 75 N/m² 75000 N/m² 750 N/m² 7500 N/m² ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures Principal planes are subjected to Tangential stresses only Normal stresses only Normal stresses as well as tangential stresses None of these Tangential stresses only Normal stresses only Normal stresses as well as tangential stresses None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The vertical reaction for the arch is wa²/2l wa/l wa/2l wl/a wa²/2l wa/l wa/2l wl/a ANSWER DOWNLOAD EXAMIANS APP