A simply supported beam carries varying load from zero at one end and w at the other end. If the length of the beam is a, the maximum bending moment will be wa² wa/27 w²a wa²/27 TRUE ANSWER : ? YOUR ANSWER : ?
If E, N, K and 1/m are modulus of elasticity, modulus of rigidity. Bulk modulus and Poisson ratio of the material, the following relationship holds good E = 3K (1 – 2/m) (3/2)K (1 – 2/m) = N (1 + 1/m) All of these E = 2N (1 + 1/m) TRUE ANSWER : ? YOUR ANSWER : ?
The general expression for the B.M. of a beam of length l is the beam carries M = (wl/2) x – (wx²/2) None of these A load varying linearly from zero at one end to w at the other end An isolated load at mid span A uniformly distributed load w/unit length TRUE ANSWER : ? YOUR ANSWER : ?
a uniform circular bar of diameter d and length , which extends by an The deflection of amount under a tensile pull , when it carries the same load at its mid-span, is e²l²/3d² ee²l/3d² el²/3d² el/2d TRUE ANSWER : ? YOUR ANSWER : ?
Gradually applied static loads do not change with time their Point of application All of these Direction Magnitude TRUE ANSWER : ? YOUR ANSWER : ?
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 V = 0 M = 0 H = 0 All of these TRUE ANSWER : ? YOUR ANSWER : ?
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 1/3 1/4 1/8 1/2 TRUE ANSWER : ? YOUR ANSWER : ?
The ratio of crippling loads of a column having both the ends fixed to the column having both the ends hinged, is 1 3 2 4 TRUE ANSWER : ? YOUR ANSWER : ?
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 2 : 1½ : 1 None of these 1 : 1 : 2 1 : 1½ : 2 TRUE ANSWER : ? YOUR ANSWER : ?
In plastic analysis, the shape factor for rectangular section, is 1.6 1.5 1.4 1.7 TRUE ANSWER : ? YOUR ANSWER : ?