1.
Increase in the moisture content in concrete_________________?
2.
The relation between modulus of rupturefcr and characteristic strength of concrete fck is given by_______________?
3.
The approximate value of the ratio between direct tensile strength and flexural strength is_____________?
4.
Air entrainment in the concrete increases________________?
5.
Workability of concrete is inversely pro¬portional to______________?
6.
The property of fresh concrete, in which the water in the mix tends to rise to the surface while placing and compacting, is called________________?
7.
To determine the modulus of rupture, the size of test specimen used is_______________?
8.
The percentage of voids in cement is approximately_______________?
9.
Modulus of rupture of concrete is a measure of_______________?
10.
In order to obtain the best workability of concrete, the preferred shape of aggregate is_______________?
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