Weight of 1 bag of cement is ______

1 m3 of Ordinary Portland Cement contains ______ bags of cement

Concrete is filled in _____ no: of layers in slump mould to perform the test.

______ aggregates are more workable

If water/cement ratio of a concrete mix is 0.5, what is the quantity of water required for the mix for 1 bag of cement ?

The presence of 10% of air voids result in _____ loss of strength of concrete mix

The concrete mix 1 : 3 : 6 corresponds to ______

Immersion and ponding are types of ______

Needle vibrators are also known as _____

Sugar in water acts like a _______ to the concrete mix.