Coefficient of contraction is the ratio of: – McqOptions

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1.	Coefficient of contraction is the ratio of:
A.	actual velocity of jet at Vena contracta to the theoretical velocity.
B.	loss of head in the orifice to the head of water available at the exit of the orifice.
C.	actual discharge through an orifice to the theoretical discharge.
D.	area of jet at Vena contracta to the area of orifice.
Answer» E.

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