Concrete Technology MCQs Set-2

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

2. Reinforced cement concrete is equally strong in taking

3. Rapid hardening cement is used

4. The aggregate is said to be flaky when

5. Normally, when ordinary Portland cement hydrates

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. Lime when added in excess quantity

8. The maximum particle size of coarse aggregate is

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

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


 

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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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