A 4 m diameter tunnel has been constructed through an earthen dam with – McqOptions

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1.	A 4 m diameter tunnel has been constructed through an earthen dam with a bell mouth entry. The water levels on the U/s and D/s sides of the dam are at RL 226 m and 210 m respectively. What will be the discharge through this outlet?
A.	64 cumecs
B.	104 cumecs
C.	165 cumecs
D.	216 cumecs
Answer» D. 216 cumecs

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