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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The depth of the bucket for a Pelton wheel is generally _________ the diameter of jet.

1.2 times
Double
Equal to
1.8 times

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Hydraulics and Fluid Mechanics in ME
A double overhung Pelton wheel has

Two jets
Four jets
Four runners
Two runners

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Hydraulics and Fluid Mechanics in ME
Power required to drive a centrifugal pump is directly proportional to _________ of its impeller.

Fourth power of diameter
Square of diameter
Cube of diameter
Diameter

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Hydraulics and Fluid Mechanics in ME
A manometer is used to measure

Pressure in Venturimeter
Difference of pressures between two points in a pipe
Atmospheric pressure
Pressure in pipes and channels

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Hydraulics and Fluid Mechanics in ME
The specific speed of a centrifugal pump, delivering 750 liters of water per second against a head of 15 meters at 725 r.p.m., is

82.4 r.p.m.
48.2 r.p.m
248 r.p.m
24.8 r.p.m.

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Hydraulics and Fluid Mechanics in ME
Metacentric height is the distance between the metacentre and

center of buoyancy
center of pressure
water surface
center of gravity

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