If a fluid jet discharging from a 50 mm diameter orifice has a 40 mm d – McqOptions

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1.	If a fluid jet discharging from a 50 mm diameter orifice has a 40 mm diameter at its vena-contracta then its coefficient of contraction will be
A.	0.80
B.	0.90
C.	1.25
D.	0.64
Answer» E.

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