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SSC JE CE 2017- Building Materials & Concrete Technology Ranker Quiz 4

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Question 1

Gypsum used in cement manufacturing acts as

Question 2

The most suitable stone for building piers is

Question 3

The plasticity to mould bricks in suitable shape is contributed by

Question 4

The crushing strength of a first class brick is

Question 5

For polishing mosaic floors we use

Question 6

You are asked to construct a massive concrete dam. The type of cement you will use is

Question 7

The initial setting time of Ordinary Portland Cement (OPC) is

Question 8

High percentage of C₃S and low percentage of C₂S in a cement will result in
(i) rapid hardening
(ii) high early strength with high heat generation
(ii) more resistance to chemical attack
The correct answer is

Question 9

Air entrainment in the concrete increases

Question 10

As per IS 456, flexure tensile strength (f_cr) of concrete may be estimated from compressive strength as

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ESE & GATE CE Building Materials

Jun 11ESE & GATE CE