As per I.S. 456 - 1978, the pH value of water shall be Equal to 7 Equal to 6 Less than 6 Not less than 6 TRUE ANSWER : ? YOUR ANSWER : ?
In a combined footing if shear stress does not exceed 5 kg/cm², the nominal stirrups provided are 8 legged 10 legged 12 legged 6 legged TRUE ANSWER : ? YOUR ANSWER : ?
If the loading on a pre-stressed rectangular beam, is uniformly distributed, the tendon to be provided should be. Parabolic with convexity upward Parabolic with convexity downward Straight above centroidal axis Straight below centroidal axis TRUE ANSWER : ? YOUR ANSWER : ?
If the tendon is placed at an eccentricity e below the centroidal axis of the longitudinal axis of a rectangular beam (sectional modulus Z and stressed load P in tendon) the stress at the extreme top edge Is increased by Pe/Z Remains unchanged Is decreased by Pe/Z Is increased by PZ/e TRUE ANSWER : ? YOUR ANSWER : ?
By over-reinforcing a beam, the moment of resistance can be increased not more than 15 % 25 % 20 % 10 % TRUE ANSWER : ? YOUR ANSWER : ?
A pile of length ‘L’ carrying a uniformly distributed load ‘W’ per metre length is suspended at two points, the maximum, B.M. at the centre of the pile or at the points of suspension, is WL²/47 WL²/24 WL²/16 WL/8 TRUE ANSWER : ? YOUR ANSWER : ?
A very comfortable type of stairs is Straight Geometrical Dog legged Open newel TRUE ANSWER : ? YOUR ANSWER : ?
If depth of slab is 10 cm, width of web 30 cm, depth of web 50 cm, centre to centre distance of beams 3 m, effective span of beams 6 m, the effective flange width of the beam, is 300 cm 200 cm 100 cm 150 cm TRUE ANSWER : ? YOUR ANSWER : ?
In a pre-stressed beam carrying an external load W with a bent tendon is having angle of inclination ? and pre-stressed load P. The net downward load at the centre is W - 2P sin θ W - 2P cos θ W - P cos θ W - P sin θ TRUE ANSWER : ? YOUR ANSWER : ?
An R.C.C. column is treated as long if its slenderness ratio is greater than 40 30 50 35 TRUE ANSWER : ? YOUR ANSWER : ?