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Hydraulics and Fluid Mechanics in ME

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

Three
Four
One
Two

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Hydraulics and Fluid Mechanics in ME
A hydraulic intensifier normally consists of

A cylinder, a piston, storage tank and control valve
A cylinder and a ram
Two cylinders, two rams and a storage device
Two coaxial rams and two cylinders

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Hydraulics and Fluid Mechanics in ME
The water in a jet propelled boat is drawn through the openings facing the direction of motion of the boat. The efficiency of propulsion is given by

2V/(vr - v)
V/(vr + v)
2V/(vr + v)
V/(vr - v)

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Hydraulics and Fluid Mechanics in ME
The shear stress between the two liquid layers is __________ proportional to the distance between two layers.

Inversely
Directly
Both A and B
None of these

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Hydraulics and Fluid Mechanics in ME
Which of the following pump is successfully used for lifting water to the boilers?

Airlift pump
Centrifugal pump
Reciprocating pump
Jet pump

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Hydraulics and Fluid Mechanics in ME
Medium specific speed of turbine implies it is

Impulse turbine
Francis turbine
Propeller turbine
Any one of the above

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