Civil Engineering - Hydraulics - Discussion

Discussion Forum : Hydraulics - Section 5 (Q.No. 4)
4.
A triangular notch is preferred to a rectangular notch because
only one reading is required
its formula is simple to remember
it gives more accurate results for low discharge
it measures a wide range of flows accurately
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
3 comments Page 1 of 1.

MJM Gcek said:   4 years ago
Please eplain the answer.
(1)

Ali said:   6 years ago
I think D is correct answer.

Avanikrishna said:   3 years ago
For triangular notch, Discharge Q=Cd*√(2g)Ltan(notch angle/2)H^(5/2).

-> Length is the only dimension required to calculate discharge.
-> For small discharge, the head cannot be find out using a reactangular notch, it can be found easily with V notch because of its shape.

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