[Solved] In an internal mouthpiece, if the jet after contraction expands and fills up the whole mouthpiece, then the mouthpiece is said to be running free.

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Q.	In an internal mouthpiece, if the jet after contraction expands and fills up the whole mouthpiece, then the mouthpiece is said to be running free.
A.	True
B.	False
Answer» B. False

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Hydraulics and Fluid Mechanics

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