Pick up the incorrect statement from the following:

For slaking of 10 kg of CaO, the theoretical amount of water is

The harmonious mixing of the clay ingredients, is known as

Clay and silt content in a good brick earth must be at least

Pick up the correct statement from the following:

Which of the following stresses is used for identifying the quality of structural steel?

Distemper is

The main ingredients of Portland cement are

The vehicle used in case of enamel paints is usually