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Biodegradable Substances

Which factors...

Question

Which factors influence the workability of concrete without sacrificing strength?
1. Fine aggregate
2. Quantity of mixing water
3. Maximum size of coarse aggregate
4. Shape of coarse aggregate
Select the correct answer using the codes given below:

A

1 only

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B

2 only

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C

1 and 2

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D

3 and 4

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Solution

The correct option is A 1 only
1 only

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Similar questions

Q. The workability of concrete can be increased by which of the following?
1. Increasing the quantity of coarse aggregate without altering the total aggregate quantity.
2. Decreasing the quantity of coarse aggregate and at the same time correspondingly increasing the quantity of fine aggregate.
3. Using round aggregate.
Select the correct answer using the codes given below:

Q. In a concrete mix, if the maximum size of coarse aggregate is increased, the proportion of fine to coarse aggregate should be

Q. The fineness modulus of fine aggregate is 2.78 and of coarse aggregate is 7.82 and the desired fineness modulus of mixed aggregate is 6.14 mixed with one part of coarse aggregate ?

Q. If in a concrete mix the fineness modulus of coarse aggregate is 7.6, the fineness modulus of fine aggregate is 2.8 and the economical value of the fineness modulus of combined aggregate is 6.4, then the proportion of fine aggregate is

Q. In design of a concrete mix by Fineness modulus method the value of F.M. of coarse aggregate is

7.3

, the value of fine aggregate is

2.8

, and value of F.M. of combined aggregates is

6.4

. The percentage of fine aggregate to combined aggregate is

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