Concrete Technology MCQs Set-2

March 19, 2021

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

2. In lime concrete, lime is used as

3. Rapid hardening cement is used

4. The maximum quantity of aggregate per 50kg of cement should not exceed

5. The material having particle size varying from 0.002 to 0.06 mm is termed as

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

7. 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

8. The type of lime used in lime concrete is

9. According to IS: 456-1978, minimum period stipulated for moist curing of concrete using ordinary Portland 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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