Select the correct statement regarding frictionless flow – McqOptions

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1.	Select the correct statement regarding frictionless flow
A.	The velocity is always sonic at the throat of a converging diverging tube
B.	In diverging conduits the velocity always decreases
C.	On supersonic flow the area decreases for increasing velocity
D.	Sonic velocity cannot be exceeded at the throat of a converging diverging tube
E.	Less than 3 m of water
Answer» D.

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