When the cement paste is tested within the gauging time. Here what is the value of gauging time?

C3 S and C2S require approximately the _________ amount of water for hydration.

Initial setting time of OPC should not be less than _______

What is the normal consistency for OPC?

Gypsum reacts with ________ to form calcium sulfo aluminates and calcium sulfo ferrite.

In the soundness test, the whole assembly is immersed in water for ___

Which cement is used in sewage and water treatment plants?

What is the final setting time?