Mechanical Engineering - Hydraulics and Fluid Mechanics - Discussion

Discussion Forum : Hydraulics and Fluid Mechanics - Section 1 (Q.No. 10)
10.
An error of 1% in measuring head over the apex of the notch (H) will produce an error of __________ in discharge over a triangular notch.
1%
1.5%
2%
2.5%
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
15 comments Page 2 of 2.

S. Ata said:   8 years ago
To calculate discharge Multiple the head error by:-

2.5(triangular notch).
1.5(rectangular notch).
(3)

Sunil said:   7 years ago
@Learner.

H = Height of the liquid above the apex of the notch.
k = Constant.
Q = Discharge over the notch.

Student said:   7 years ago
What is the range of k?

Jayesh said:   5 years ago
How to calculate? Anyone explain.

Nithin John Simon said:   3 years ago
For Triangular Notch:
dQ/Q = (5/2) * dH/H.

For Rectangular Notch:
dQ/Q = (3/2) * dH/H.
(6)


Post your comments here:

Your comments will be displayed after verification.