Civil Engineering - GATE Exam Questions - Discussion

Discussion Forum : GATE Exam Questions - Section 1 (Q.No. 13)
13.
A hydraulic turbine has a discharge of 5 m3/s, when operating under a head of 20 m with a speed of 500 rpm. If it is to operate under a head of 15 m, for the same discharge, the rotational speed in rpm will approximately be
433
403
627
388
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
13 comments Page 2 of 2.

Shoma barbhuiya said:   5 years ago
Specific speed of pump = 403rpm.
(1)

Pankaj soni said:   9 years ago
n1/h1^1/2 = n2/h2^1/2.

Pravin Prakash Kadam said:   5 years ago
Thanks @Mohan.


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