A. 2 %
B. 4%
C. 6%
D. 10%
Correct Answer: 4% ✔
Last Updated: January 12, 2019
Related MCQs
- As compared to ordinary portland cement, high alumina cement has__________?
- In order to obtain the best workability of concrete, the preferred shape of aggregate is__________?
- Modulus of rupture of concrete is a measure of__________?
- The percentage of voids in cement is approximately__________?
- To determine the modulus of rupture, the size of test specimen used is__________?
- The property of fresh concrete, in which the water in the mix tends to rise to the surface while placing and compacting, is called__________?
- Workability of concrete is inversely pro¬portional to__________?
- Air entrainment in the concrete increases__________?
- The approximate value of the ratio between direct tensile strength and flexural strength is__________?
- The relation between modulus of rupturefcr and characteristic strength of concrete fck is given by__________?
- Increase in the moisture content in concrete__________?
- Admixtures which cause early setting, and hardening of concrete are called__________?
- The strength of concrete after one year as compared to 28 days strength is about__________?
- The most commonly used admixture which prolongs the setting and hardening time is__________?
- According to IS : 456 -1978, the modulus of elasticity of concrete Ec (in N/mm2) can be taken as__________?
- As compared to ordinary portland cement, use of pozzuolanic cement__________?
- Strength of concrete increases with__________?
- The relation between modulus of rupture fcr, splitting strength fcs and direct tensile strength fcl is given by__________?
- Workability of concrete is directly proportional to__________?
- Approximate value of shrinkage strain in concrete, is__________?
- The property of the ingredients to separate from each other while placing the concrete is called__________?