SSC JE Civil Engineering 27th Jan 2018 Shift-2
Instructions
For the following questions answer them individually
Question 163
What is the ratio of components in grade M20 concrete?
A. 1:3:6
B. 1:1.5:3
C. 1:1:2
D. 1:2:4
Question 167
Which of the following statements is true?
A. Workability reduces with time.
B. Workability does not reduce with time.
C. Workability remains constant with time.
Question 168
Modulus of elasticity of concrete, E is calculated using:
A) $$E=5000\sqrt{fck}$$
B) $$E=500\sqrt{fck}$$
C) $$E=50\sqrt{fck}$$
D) $$E=5\sqrt{fck}$$
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