The operation of removing humps and hollows of uniform concrete surface, is known as

The compressive strength of an ordinary Portland cement (1: 3 cement mortar cube) after 7 days test should not be less t…

Shrinkage in concrete can be reduced by using

The length of Vicat plunger in Vicat's apparatus varies from

Lime when added in excess quantity

The ratio of the volume of moist sand to the volume of dry sand is known as

The cement concrete in which high compressive stressed are artificially induced before its actual use is called

Curing of pavements, floors, roofs and slabs, is done by