1.
The property of the ingredients to separate from each other while placing the concrete is called____________?
2.
Approximate value of shrinkage strain in concrete, is________________?
3.
Workability of concrete is directly proportional to________________?
4.
The relation between modulus of rupture fcr, splitting strength fcs and direct tensile strength fcl is given by_______________?
5.
Strength of concrete increases with________________?
6.
As compared to ordinary portland cement, use of pozzuolanic cement_______________?
7.
According to IS : 456 -1978, the modulus of elasticity of concrete Ec (in N/mm2) can be taken as______________?
8.
The most commonly used admixture which prolongs the setting and hardening time is_______________?
9.
The strength of concrete after one year as compared to 28 days strength is about_______________?
10.
Admixtures which cause early setting, and hardening of concrete are called_______________?
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