Theory of Structures The point of contraflexure is the point where M. is maximum S.F. is zero M. is minimum M. changes sign M. is maximum S.F. is zero M. is minimum M. changes sign ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The general expression for the B.M. of a beam of length l is the beam carries M = (wl/2) x – (wx²/2) A uniformly distributed load w/unit length An isolated load at mid span None of these A load varying linearly from zero at one end to w at the other end A uniformly distributed load w/unit length An isolated load at mid span None of these A load varying linearly from zero at one end to w at the other end ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of the length and diameter of a simply supported uniform circular beam which experiences maximum bending stress equal to tensile stress due to same load at its mid span, is 1/4 1/3 1/2 1/8 1/4 1/3 1/2 1/8 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 ωl²/8h ωl²/16h ωl²/12h ωl²/4h ωl²/8h ωl²/16h ωl²/12h ωl²/4h ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures H V are the algebraic sums of the forces resolved horizontally and vertically respectively, M is the algebraic sum of the moments of forces about any point, for the equilibrium of the body acted upon M = 0 All of these H = 0 V = 0 M = 0 All of these H = 0 V = 0 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures An isolated load W is acting at a distance a from the left hand support, of a three hinged arch of span 2l and rise h hinged at the crown, the horizontal reaction at the support, is 2h/Wa 2W/ha Wa/2h Wa/h 2h/Wa 2W/ha Wa/2h Wa/h ANSWER DOWNLOAD EXAMIANS APP
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