The pitch of the main bars in a simply supported slab, should not exceed its depth by

Doubly reinforced beam is done for

The moment of inertia of triangular section about its e.g.

In a singly reinforced beam , if the concrete is stressed to its allowable limit earlier than steel , the section is sai…

Cement used for resisting of acid is

Elasticity of a body is

Minimum curing period for cement concrete work is

An elastic prop is one which

Placing of concrete should preferably be done at a temperature of