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Hydraulics and Fluid Mechanics

1.

When the water level on the downstream side of a weir is above the top surface of a weir, the weir is known as

Answer: D

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2.

A fluid which obeys the Newton's law of viscosity is termed as

Answer: C

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3.

The ratio of the inertia force to the __________ is called Euler's number.

Answer: A

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4.

Bernoulli equation deals with the law of conservation of

Answer: C

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5.

The surface tension of mercury at normal temperature compared to that of water is

Answer: A

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Answer: D

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Answer: C

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8.

In order to increase sensitivity of U-tube manometer, one leg is usually inclined by angle 'θ'. Sensitivity of inclined tube to sensitivity of U-tube is equal to

Answer: B

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9.

The property of fluid by virtue of which it offers resistance to shear is called

Answer: D

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Answer: D

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