Theory of Structures parabolic arch of span and rise , is given by The equation of a y = 4h/l² × (1 – x) y = 2h/l² × (1 – x) y = 3h/l² × (1 – x) y = h/l² × (1 – x ) y = 4h/l² × (1 – x) y = 2h/l² × (1 – x) y = 3h/l² × (1 – x) y = h/l² × (1 – x ) 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, B.M. will be zero throughout S.F. will be zero throughout Horizontal thrust is wl2/8h All of these B.M. will be zero throughout S.F. will be zero throughout Horizontal thrust is wl2/8h All of these 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 3 1.5 1 2 3 1.5 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 WL²/3EI WL3/2EI WL²/2EI WL3/3EI WL²/3EI WL3/2EI WL²/2EI WL3/3EI ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of lateral strain to axial strain of a homogeneous material, is known Poisson’s ratio Yield ratio Plastic ratio Hooke’s ratio Poisson’s ratio Yield ratio Plastic ratio Hooke’s ratio ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The horizontal deflection of a parabolic curved beam of span 10 m and rise 3 m when loaded with a uniformly distributed load l t per horizontal length is (where Ic is the M.I. at the crown, which varies as the slope of the arch). 200/EIc 50/EIc 150/EIc 100/EIc 200/EIc 50/EIc 150/EIc 100/EIc ANSWER DOWNLOAD EXAMIANS APP