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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The discharge in an open channel corresponding to critical depth is

None of these
Maximum
Minimum
Zero

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Hydraulics and Fluid Mechanics in ME
The specific weight of water is 1000 kg/m”

All listed here
at 4°C temperature
at mean sea level
at normal pressure of 760 mm

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Hydraulics and Fluid Mechanics in ME
The hydraulic efficiency of an impulse turbine is maximum when velocity of wheel is _______ of the jet velocity,

Three-fourth
One-fourth
Double
One-half

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Hydraulics and Fluid Mechanics in ME
The length of a pipe is 1 km and its diameter is 20 cm. If the diameter of an equivalent pipe is 40 cm, then its length is

32 km
4 km
8 km
20 km

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Hydraulics and Fluid Mechanics in ME
A balloon lifting in air follows the following principle

Archimedes principle
principle of buoyancy
All of these
law of gravitation

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Hydraulics and Fluid Mechanics in ME
An internal mouthpiece is said to be running __________ if the length of the mouthpiece is more than three times the diameter of the orifice.

Free
Partially
None of these
Full

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