parabolic arch of span and rise , is given by The equation of a y = 4h/l² × (1 – x) y = 2h/l² × (1 – x) y = h/l² × (1 – x ) y = 3h/l² × (1 – x) TRUE ANSWER : ? YOUR ANSWER : ?
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 100/EIc 150/EIc TRUE ANSWER : ? YOUR ANSWER : ?
In case of principal axes of a section Sum of moment of inertia is zero Product of moment of inertia is zero Difference of moment inertia is zero None of these TRUE ANSWER : ? YOUR ANSWER : ?
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 wa/27 w²a wa²/27 wa² TRUE ANSWER : ? YOUR ANSWER : ?
For beams of uniform strength, if depth is constant, Width b 3 M Width b 1/M Width b M Width b M 2 TRUE ANSWER : ? YOUR ANSWER : ?
For beams breadth is constant, Depth d Depth d 1/M Depth d 3 Depth d M TRUE ANSWER : ? YOUR ANSWER : ?
A short column (30 cm × 20 cm) carries a load P 1 at 4 cm on one side and another load P2at 8 cm on the other side along a principal section parallel to longer dimension. If the extreme intensity on either side is same, the ratio of P1 to P2 will be 3/2 8/5 5/8 2/3 TRUE ANSWER : ? YOUR ANSWER : ?
Flat spiral springs Consist of uniform thin strips All of these Consist of uniform thin strips Are wound by applying a torque TRUE ANSWER : ? YOUR ANSWER : ?
Pick up the correct statement from the following: In a fully plastic stage of the beam, the neutral axis divides the section in two sections of equal area In a loaded beam, the moment at which the first yield occurs is called yield moment In a loaded beam, the moment at which the entire section of the beam becomes fully plastic, is called plastic moment All of these 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) An isolated load at mid span A uniformly distributed load w/unit length A load varying linearly from zero at one end to w at the other end None of these TRUE ANSWER : ? YOUR ANSWER : ?