Concrete Technology MCQs Set-2

March 19, 2021

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

2. The chemical ingredient of cement which provides quick setting property to the cement is

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

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

5. Modulus of rupture of concrete is a measure of

6. The aggregate is said to be flaky when

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

8. 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

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

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


 

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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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