Correct answer
A. both (A) and (B)
Explanation
The correct answer is both (A) and (B).
If the length of a combined footing for two columns l metres apart is L and the projection on the left side of the exterior column is x, then the projection y on the right side of the exterior column, in order to have a uniformly distributed load, is (where is the distance of centre of gravity of column loads________?
A cylindrical specimen of saturated soil failed under an axial vertical stress of 100kN/m2 when it was laterally unconfmed. The failure plane was inclined to the horizontal plane at an angle of 45°. The values of cohesion and angle of internal friction for the soil are respectively________?
Normally prestressing wires are arranged in the________?
The disinfection efficiency of chlorine increases by________?
In the mid-section formula________?
In SI units the power of sound is represented in ________?