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Hydraulics and Fluid Mechanics
An orifice is said to be large, if
the size of orifice is large
the velocity of flow is large
the available head of liquid is more than 5 times the height of orifice
the available head of liquid is less than 5 times the height of orifice
Correct Answer:
the available head of liquid is less than 5 times the height of orifice
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