Concrete Technology MCQs Set-2

March 19, 2021

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1. A higher modular ratio shows

2. 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

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

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

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

6. The admixtures are added in concrete to

7. The maximum particle size of fine aggregate is

8. The workability of concrete by slump test is expressed as

9. The percentage of voids in cement is approximately

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


 

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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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