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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The ratio of the inertia force to the viscous force is called

Euler's number
Froude's number
Reynold's number
Weber's number

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Hydraulics and Fluid Mechanics in ME
Rain drops are spherical because of

air resistance
viscosity
atmospheric pressure
surface tension forces

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Hydraulics and Fluid Mechanics in ME
Reciprocating pumps are no more to be seen in industrial applications (in comparison to centrifugal pumps) because of

High initial and maintenance cost
Lower discharge
Necessity of air vessel
Lower speed of operation

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Hydraulics and Fluid Mechanics in ME
One stoke is equal to

10-4 m2/s
10-6 m2/s
10-3 m2/s
10-2 m2/s

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Hydraulics and Fluid Mechanics in ME
Cavitation is caused by

weak material
high velocity
low pressure
high pressure

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Hydraulics and Fluid Mechanics in ME
The velocity of jet of water traveling out of opening in a tank filled with water is proportional to

h²
h/2
Head of water (h)
V/T

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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