Concrete Technology MCQs Set-2

March 19, 2021

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1. According to IS:456-1978, the flexural strength of concrete is

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

3. Rapid hardening cement is used

4. For a structure subjected to the action of sea water, the cement used is

5. The percentage of voids in cement is approximately

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

7. The aggregate which pass through 4.75 mm IS sieve and entirely retain on 75 micron IS sieve is called

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

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

10. The maximum quantity of aggregate per 50kg of cement should not exceed


 

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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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