The percentage of water for making a cement paste of normal consistency varies from

The ratio of various ingredients (cement, sand, aggregates) in concrete of grade M 200, is

Compaction test for concrete is done to determine

The light weight aggregates are obtained from

For concreting tunnel linings, transportation of concrete is done by

The function of aggregates in concrete is to serve as

The process of keeping concrete moist for a certain period after its finishing, is known as

An aggregate which may contain some moisture in the pores but having dry surface is known as