Concrete Technology MCQs Set-2

March 19, 2021

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

2. The approximate value of the ratio between direct tensile strength and flexural strength is

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

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

5. If the slump of concrete mix is 70mm, its workability is considered to be

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

7. The percentage of voids in cement is approximately

8. Low percentage of tricalcium silicate and high percentage of dicalcium silicate in cement result in

9. The admixtures are added in concrete to

10. In lime concrete, lime is used as


 

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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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