Concrete Technology MCQs Set-2

March 19, 2021

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1. The steel mold used for slump test is in the form of a

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. The function of aggregates in concrete is to serve as

4. The admixtures are added in concrete to

5. Reinforced cement concrete is equally strong in taking

6. Curing period required is minimum for the concrete using

7. According to IS: 456-1978, the maximum water-cement ratio in plain concrete to ensure durability in mild exposure is limited to

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

9. A higher modular ratio shows

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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