Invar tapes are made of an alloy of ___

Expression for modular ratio m=280/3ó_abc where, ó_abc is permissible compressive stress due to bending in concrete in N/mm²

For the construction of buildings, the subheads of the estimate are _____

The maximum area of tention reinforcement is beams shall not exceed _____

The longest chain line passing through the centre of the area is called

Minimum shear reinforcement is provided to _______

Temperature and shrinkage steel is provided in reinforced concrete slabs because

The compressive strength of 100 mm cube as compared to 150 mm cube is always

In a singly reinforced beam, if the permissible stress in concrete reaches earlier than that in steel, the beam section is called _____

Berms are provided in canals if these are ____

The operation, which washes out salts from the upper zone of the soil is called______

Doubly reinforced beams are remembered when

Design of R.C.C. simply supported beams carrying U.D.L. is based on the resultant B.M. at

Ranging is the process of ____

Along the neutral axis of a simply supported beam ____