The phenomenon by virtue of which the cement does not undergo large change in volume when treated with water, is known a…

The preliminary test is repeated if the difference of compressive strength of three test specimens, exceeds

Separation of water or water sand cement from a freshly concrete, is known

The process of proper and accurate measurement of concrete ingredients for uniformity of proportion, is known

Proper batching ensures

Higher workability of concrete is required if the structure is

Strain in concrete at zero stress is called

For compacting plain concrete or one-way reinforced concrete floors, the vibrator used is