Concrete Technology MCQs Set-2

March 19, 2021

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

2. The admixtures are added in concrete to

3. Normally, when ordinary Portland cement hydrates

4. Addition of sugar in concrete (about 0.05% of weight of cement) results in

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

6. The slump test of concrete is used to measure its

7. According to IS: 456-1978, the column or the strut is the member whose effective length is greater than

8. A higher modular ratio shows

9. 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

10. Calcareous material used in the manufacture of cement consist of


 

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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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