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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
Rotameter is a device used to measure

rotation
absolute pressure
flow
velocity of fluid

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Hydraulics and Fluid Mechanics in ME
Differential monometer is used to measure

atmospheric pressure
pressure in pipes, channels etc
difference of pressure between two points
very low pressure

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Hydraulics and Fluid Mechanics in ME
A Pelton wheel develops 1750 kW under a head of 100 meters while running at 200 r.p.m. and discharging 2500 liters of water per second. The unit discharge of wheel is

0.5 m3/s
2.5 m3/s
1.5 m3/s
0.25 m3/s

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Hydraulics and Fluid Mechanics in ME
The cavitation in reaction turbines is avoided, to a great extent by

Installing the turbine below the tail race level
All of these
Using stainless steel runner of the turbine
Providing highly polished blades to the runner

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Hydraulics and Fluid Mechanics in ME
A flow in which each liquid particle has a definite path, and the paths of individual particles do not cross each other, is called

Steady flow
Streamline flow
Turbulent flow
Uniform flow

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Hydraulics and Fluid Mechanics in ME
Which of the following turbine is preferred for a specific speed of 60 to 300 r.p.m.?

Francis turbine
Kaplan turbine
Pelton wheel
None of these

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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