Theory of Structures Stress may be defined as Force per unit volume Force per unit area Force per unit length None of these Force per unit volume Force per unit area Force per unit length None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The maximum magnitude of shear stress due to shear force F on a rectangular section of area A at the neutral axis, is 3F/2A F/2A 2F/3A F/A 3F/2A F/2A 2F/3A F/A 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, S.F. will be zero throughout B.M. will be zero throughout Horizontal thrust is wl2/8h All of these S.F. will be zero throughout B.M. will be zero throughout Horizontal thrust is wl2/8h All of these 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 ωl²/12h ωl²/4h ωl²/8h ωl²/16h ωl²/12h ωl²/4h ωl²/8h ωl²/16h ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures For calculating the allowable stress of long columns σ0 = σy/n [1 - a (1/r)²]is the empirical formula, known as Parabolic formula Perry Straight line formula Rankine Parabolic formula Perry Straight line formula Rankine ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A three hinged arch is generally hinged at its supports and None of these At one quarter span Anywhere in the rib At the crown None of these At one quarter span Anywhere in the rib At the crown ANSWER DOWNLOAD EXAMIANS APP