SSC JE Civil Engineering 27th Jan 2018 Shift-2

Instructions

For the following questions answer them individually

Question 161

How many components are mainly used to prepare concrete?

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Question 162

Retarders are used for:

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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

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Question 164

How many types of machine mixers of concrete are available?

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Question 165

Excess vibration during compacting of concrete can lead to:

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Question 166

Which of the below property of aggregates is not desirable?

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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.

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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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Question 169

The result of Vee-Bee test is expressed in terms of:

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Question 170

Plastering is also called:

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