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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
Liquids transmit pressure equally in all the directions. This is according to

Boyle's law
Pascal's law
Archimedes principle
Newton's formula

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Hydraulics and Fluid Mechanics in ME
The Francis formula for the discharge over Cipoletti weir is

1.84 LH
1.84 LH5/2
1.84 LH3/2
1.84 LH1/2

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Hydraulics and Fluid Mechanics in ME
A point, in a compressible flow where the velocity of fluid is zero, is called

Vena contracta
Critical point
None of the listed here
Stagnation point

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Hydraulics and Fluid Mechanics in ME
The specific weight of sea water is __________ that of pure water.

None of these
More than
Same as
Less than

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Hydraulics and Fluid Mechanics in ME
In series-pipe problems

the head loss is same through each pipe
a trial solution is not necessary
the discharge 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
The power transmitted through the nozzle is maximum when the head lost due to friction in the pipe is __________ of the total supply head.

One-half
Two-third
One-third
None of these

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