For the following questions answer them individually
Separation of water or water sand cement from a freshly mixed concrete is
known
For road pavements, the cement generally used is
Hydration of cement is due to chemical action of water with
Internal friction between the ingredients of concrete, is decreased by using
In a slump test, each layer of concrete is compacted by a steel rod 60 cm long
and of 16 mm diameter for
To prevent segregation, the maximum height of placing concrete is
The shuttering of a hall measuring 4 m x 5 m, can be removed after
For compacting plain concrete road surface of thickness less than 20 cm, we use
Pick up the correct statement from the following
An excess of flaky particles in concrete aggregates