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

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
inversely proportional to its radial distance from the axis of rotation

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Hydraulics and Fluid Mechanics in ME
Venturimeter is used to

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

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Hydraulics and Fluid Mechanics in ME
Coefficient of velocity is defined as the ratio of

Area of jet at vena contracta to the area of orifice
Actual discharge through an orifice to the theoretical discharge
None of these
Actual velocity of jet at vena contracta to the theoretical velocity

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