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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
In impulse Turbine, energy available at the inlet is in the form of

Potential Energy
None of these
Kinetic energy
Strain Energy

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Hydraulics and Fluid Mechanics in ME
The flow in which each liquid particle has a definite path and their paths do not cross each other is called

streamline flow
uniform flow
turbulent flow
one dimensional flow

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Hydraulics and Fluid Mechanics in ME
A flow whose streamline is represented by a straight line, is called __________ dimensional flow.

One
Two
Three
Four

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Hydraulics and Fluid Mechanics in ME
Air vessels in reciprocating pump are used to

Save pump from cavitations
Reduce acceleration to minimum
Smoothen flow
Increase pump efficiency

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Hydraulics and Fluid Mechanics in ME
A uniform body 3 m long, 2 m wide and 1 m deep floats in water. If the depth of immersion is 0.6 m, then the weight of the body is

3.53 kN
33.3 kN
35.3 kN
None of these

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Hydraulics and Fluid Mechanics in ME
In reaction turbine, draft tube is used

To increase flow rate
To transport water downstream without eddies
For safety of turbine
To convert the kinetic energy to flow energy by a gradual expansion of the flow cross-section

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