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Mechanical Engineering - Hydraulics and Fluid Mechanics

Exercise : Hydraulics and Fluid Mechanics - Section 1
21.
The discharge over a rectangular notch is (where b = Width of notch, and H = Height of liquid, above the sill of the notch)
Cd x b2gH
Cd x b2g x H
Cd x b2g x H3/2
Cd x b2g x H2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
The discharge through a siphon spillway is
Cd x a2gH
Cd x a2g x H3/2
Cd x a2g x H2
Cd x a2g x H5/2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
The maximum discharge over a broad crested weir is
0.384 Cd x L x H1/2
0.384 Cd x L x H3/2
1.71 Cd x L x H1/2
1.71 Cd x L x H3/2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
In a venturimeter, the velocity of liquid at throat is __________ than at inlet.
higher
lower
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
The loss of head due to friction in a pipe of uniform diameter in which a viscous flow is taking place, is (where RN = Reynold number)
1/RN
4/RN
16/RN
64/RN
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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