Theory of Structures The equivalent length is of a column of length having both the ends fixed, is L/2 L l 2 L L/2 L l 2 L ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The point of contraflexure is the point where M. changes sign S.F. is zero M. is maximum M. is minimum M. changes sign S.F. is zero M. is maximum M. is minimum ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The strain energy stored in a spring when subjected to greatest load without being permanently distorted, is called Proof load Stiffness Proof stress Proof resilience Proof load Stiffness Proof stress Proof resilience ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures If a three hinged parabolic arch, (span l, rise h) is carrying a uniformly distributed load w/unit length over the entire span, All of these Horizontal thrust is wl2/8h B.M. will be zero throughout S.F. will be zero throughout All of these Horizontal thrust is wl2/8h B.M. will be zero throughout S.F. will be zero throughout ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A steel plate d × b is sandwiched rigidly between two timber joists each D × B/2 in section. The steel will be (where Young’s modulus of steel is m times that of the timber). BD² + mbd³)/4D] BD³ + mbd³)/6D] BD² + mbd²)/6D] BD² + mbd²)/4D] BD² + mbd³)/4D] BD³ + mbd³)/6D] BD² + mbd²)/6D] BD² + mbd²)/4D] ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of shear stress and shear strain of an elastic material, is Modulus of Elasticity Both A. and B. Shear Modulus Modulus of Rigidity Modulus of Elasticity Both A. and B. Shear Modulus Modulus of Rigidity ANSWER DOWNLOAD EXAMIANS APP