Hydraulics and Fluid Mechanics in ME
An open tank containing liquid is moving with an acceleration on an inclined plane. The inclination of the free surface of the liquid will be __________ to the acceleration of the tank.

Directly proportional
Equal to
None of these
Inversely proportional

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Hydraulics and Fluid Mechanics in ME
When a body is placed over a liquid, it will float if

Gravitational force is less than the up-thrust of the liquid
None of these
Gravitational force is more than the up-thrust of the liquid
Gravitational force is equal to the up-thrust of the liquid

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