Civil Engineering - UPSC Civil Service Exam Questions - Discussion

Discussion Forum : UPSC Civil Service Exam Questions - Section 6 (Q.No. 48)
48.
In a hydraulic jump occurring in a horizontal rectangular channel, the sequent depths are 0.3 m and 1.2 m. What is the approximate value of energy loss in the jump ?
1.5 m
0.9 m
0.5 m
0.35 m
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
3 comments Page 1 of 1.

Neeraj Dogra said:   8 years ago
Energy loss = (y2-y1)^3/4 * y1 * y2,
= (1.2 - 0.3)^3 / 4 * 1.2 * 0.3,
= 0.5.

Mahe said:   8 years ago
I am getting 0.33 answer.

Please explain in detail @Neeraj.

Raj said:   8 years ago
Energy Loss = ((1.2-0.3)^3)/(4*1.2*0.3)) = 0.5.

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