Concrete Technology MCQs Set-2

March 19, 2021

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1. The fineness modulus of an aggregate is roughly proportional to

2. If the slump of concrete mix is 70mm, its workability is considered to be

3. Which of the following ingredient of cement when added in excess quantity, causes the cement to set slowly?

4. Modulus of rupture of concrete is a measure of

5. The presence of entrained air in concrete results in

i) reducing bleeding

ii) lowering density of concrete

iii) decreasing strength at all ages

The correct answer is

6. Rapid hardening cement is used

7. The percentage of voids in cement is approximately

8. For the manufacture of concrete of low density, the aggregate used is

9. The chemical ingredient of cement which provides quick setting property to the cement is

10. The test conducted in the laboratory on the specimen made out of trial concrete mix is called


 

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A Demrot is the founder of VideRime Online Learning, a leading engineering website. He did his BE Civil and M.Tech Structure from RGPV University, Bhopal and has been working as an Assistant Professor in a reputed college.

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