Hydraulics and fluid mechanics MCQ with Answers

Hydraulics and fluid mechanics MCQ with Answers

261) The sheet of water flowing over a notch or a weir is known as

Answer is:

nappe or vein

The sheet of water flowing over a notch or a weir is known as

262) A body floating in a liquid is said to be not in equilibrium if its metacentre lies below its centre of gravity.

Answer is:

Agree

263) A flow in which the quantity of liquid flowing per second is not constant, is called

Answer is:

unsteady flow

264) In a sharp-crested weir, the thickness of the weir is kept less than half of the height of water above the crest of the weir.

Answer is:

Right

265) The specific gravity of an oil whose specific weight is 7.85 kN/m³, is

Answer is:

0.8

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