Concrete Technology MCQs Set-2

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1. The maximum particle size of coarse aggregate is

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

3. The function of aggregates in concrete is to serve as

4. The percentage of voids in cement is approximately

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

6. 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

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

8. In lime concrete, lime is used as

9. The slab is designed as one way if the ratio of long span to short span is

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


 

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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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