Hydraulics and Fluid Mechanics in ME
In a forced vortex motion, the velocity of flow is

inversely proportional to its radial distance from the axis of rotation
inversely proportional to the square of its radial distance from the axis of rotation
directly proportional to the square of its radial distance from the axis of rotation
directly proportional to its radial distance from axis of rotation

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Hydraulics and Fluid Mechanics in ME
A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. Which of the following statement is correct?

The pressure on the bottom of the wall is maximum
The pressure on the wall at the liquid level is minimum
The pressure on the bottom of the wall is zero
The pressure on the wall at the liquid level is zero, and on the bottom of the wall is maximum

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Hydraulics and Fluid Mechanics in ME
Discharge of a centrifugal pump is

Inversely proportional to diameter of its impeller
Directly proportional to (diameter)² of its impeller
Inversely proportional to (diameter)² of its impeller
Directly proportional to diameter of its impeller

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Hydraulics and Fluid Mechanics in ME
Venturimeter is used to

Measure the pressure difference of liquid flowing between two points in a pipe line
Measure the velocity of a flowing liquid
Measure the pressure of a flowing liquid
Measure the discharge of liquid flowing in a pipe

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