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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The number of buckets on the periphery of a Pelton wheel is given by

(D/2d) + 5
(D/2d) + 20
(D/2d) + 15
(D/2d) + 10

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

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

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Hydraulics and Fluid Mechanics in ME
In series-pipe problems

the discharge is same through each pipe
a trial solution is not necessary
the head loss is same through each pipe
the discharge through each pipe is added to obtain total discharge

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Hydraulics and Fluid Mechanics in ME
Guide angle as per the aerofoil theory of Kaplan turbine blade design is defined as the angle between

Drag and resultant force
Lift and resultant force
Lift and drag
Lift and tangential force

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Hydraulics and Fluid Mechanics in ME
The efficiency of power transmission through pipe is (where H = Total supply head, and hf = Head lost due to friction in the pipe)

H/(H + hf )
(H + hf )/H
H/(H - hf )
(H - hf )/H

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

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

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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