Civil Engineering - UPSC Civil Service Exam Questions - Discussion

Discussion Forum : UPSC Civil Service Exam Questions - Section 11 (Q.No. 24)
24.
Due to rise in temperature, the viscosity and unit weight of percolating fluid are reduced to 70% and 90% respectively. Other things being constant, the change in coefficient of permeability will be
20.0%
28.6%
63.0%
77.8%
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
16 comments Page 2 of 2.

Umesh H A said:   7 years ago
Well said @Deepa.

Phani said:   7 years ago
KT/V = constant.

Vill said:   8 years ago
B is correct. A would be correct if vicosity is 75%.

Tushar said:   8 years ago
K1=k(90/70)
K1=K(1.28)
The Answer should be B.

Priya said:   8 years ago
Anybody explain it?

Deepa said:   8 years ago
K1 = k(90/70).
K1 = K (1.2).
THEREFORE INCREASE IN K =20%.


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