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Rohit Rana

· started a discussion

· 1 Months ago

check the result provided.

Question:

The discharge over a rectangular weir, considering the velocity of approach is (where H1 = Total height of water above the weir = H + Ha H = Height of water, over the crest of the weir, and Ha = Height of water, due to velocity of approach)

Options:
A)

23Cd ' L2gH1-Ha    

B)

 \(\frac{2}{3} Cd ' L\sqrt[]{2g} \big[ H_1^\frac{3}{2}-H_a^\frac{3}{2}\big]\)

C)

23Cd ' L2gH12-Ha2    

D)

23Cd ' L2g[H152-H152 ]     

Solution:

Ans: (b)

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