Mechanical Engineering - Hydraulics and Fluid Mechanics - Discussion

Discussion Forum : Hydraulics and Fluid Mechanics - Section 3 (Q.No. 41)
41.
The discharge through a small rectangular orifice is given by (where Cd = Coefficient of discharge for the orifice, a = Cross-sectional area of the orifice, h = Height of the liquid above the centre of the orifice)
Q = Cd x a x 2gh
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
4 comments Page 1 of 1.

Prem kumar said:   5 years ago
It's orifice not notch so the answer should be B.

ASIF said:   8 years ago
Yes I agree @Krrish and @Harry : 2/3 cd*a * √2gh.

Krrish said:   9 years ago
The Small rectangular orifice discharge = 2/3 x Cd x a x root 2gh.

Harry said:   9 years ago
The small rectangular orifice will be 2/3 x Cd x b x root 2gh.

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