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

4. The maximum particle size of coarse aggregate is

5. The type of lime used in lime concrete is

6. Lime when added in excess quantity

7. The aggregate is said to be flaky when

8. Reinforced cement concrete is equally strong in taking

9. The workability of concrete by slump test is expressed as

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


 

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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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    Strength: Very Weak