Water flows through a convergent mouthpiece of diameter 4 cm at conver – McqOptions

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1.	Water flows through a convergent mouthpiece of diameter 4 cm at convergence under a head of 3 metres. If the maximum vacuum pressure is 9 metres of water, the maximum diameter of divergence, to aviod separation of flow, is
A.	4 cm
B.	6 cm
C.	2 cm
D.	23 cm.
Answer» D. 23 cm.

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