Hydraulics and fluid mechanics MCQ with Answers

Hydraulics and fluid mechanics MCQ with Answers

91) A body floating in a liquid is said to be in a stable equilibrium, if its metacentre coincides with its centre of gravity.

Answer is:

Wrong

92) When an internal mouthpiece is running free, the discharge through the mouthpiece is (where a = Area of mouthpiece, and H = Height of liquid above the mouthpiece)

Answer is:

0.5 a2gH

93) A flow through an expanding tube at increasing rate is called unsteady non-uniform flow.

Answer is:

Yes

94) Water is __________ liquid.

Answer is:

an incompressible

95) With an increase in size of tube, the rise or depression of liquid in the tube due to surface tension will

Answer is:

decrease

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