Q#2: A rectangular notch is 1m wide. Water flows over this notch to a depth of 150mm. Then the same quantity of water passes through a triangular notch. What will be the height of water in the triangular notch? Take Cd for rectangular notch as 0.62 , Cd for triangular notch as 0.59 and Ɵ as 90°.
Q#2: A rectangular notch is 1m wide. Water flows over this notch to a depth of 150mm. Then the same quantity of water passes through a triangular notch. What will be the height of water in the triangular notch? Take Cd for rectangular notch as 0.62 , Cd for triangular notch as 0.59 and Ɵ as 90°.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Q#2: A rectangular notch is 1m wide. Water flows over this notch to a depth of 150mm. Then the same quantity of water passes through a triangular notch. What will be the height of water in the triangular notch? Take Cd for rectangular notch as 0.62 , Cd for triangular notch as 0.59 and Ɵ as 90°.
Q#3 : Water flows over a rectangular weir 3m long. The height of water surface over the weir is 1m. Calculate discharge over the weir by:
- Simple formula
- Francis’ formula
Take Cd=0.62 and velocity of approach=2m/sec. Find the difference between the two discharges.
Q#5 :What is a “Cippoletti weir” ?Prove that the side slope of a Cippoletti weir is 1:4.
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