Civil Engineering - UPSC Civil Service Exam Questions - Discussion

Discussion Forum : UPSC Civil Service Exam Questions - Section 16 (Q.No. 2)
2.
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
25%
%
50%
%
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
9 comments Page 1 of 1.

Ajay said:   3 weeks ago
25% is correct, 33% is correct when asked about how much FA proportion?

Anyone, please clarify about it

Rahul said:   3 years ago
B is the correct answer.

Anomi said:   4 years ago
Fine = (fm coarse - fm combined) / (fm coarse - fm fine) = 25%.

Mr Amit said:   4 years ago
B is the correct answer.

Paul said:   4 years ago
The answer should be B.

A Ali said:   5 years ago
@All

33.33% is the correct answer.
i.e (7.6-6.4)/(6.4-2.8) = 33.33%.
(1)

Gopinath Chapagain said:   5 years ago
The Correct answer is 25%.
(1)

Vetan said:   6 years ago
Proportion of agg is = p2-p/p2-p1.

= 7.6-6.4/7.6-2.8.

= 0.25 i.e. 25%.

Harish said:   7 years ago
Option A). 25 % is the Correct answer.

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