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Fluid Mechanics

Fluid Mechanics
For pipes that must be broken at intervals for maintenance, the connector used should be a/an

Union
Tee
Elbow
Reducer

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Fluid Mechanics
A centrifugal pump used to pump water is used to pump an oil with specific gravity of 0.8 at the same rate. The power consumption will now

Data insufficient to predict
Remain same
Decrease
Increase

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Fluid Mechanics
Uniform fluid flow occurs, when the derivative of the flow variables satisfy the following condition.

∂/∂t = 0
∂/∂t = constant
∂/∂s = 0
∂/∂t = constant

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Fluid Mechanics
Terminal velocity is

Attained after moving one-half of total distance
A constant velocity with no acceleration
A fluctuating velocity
None of these

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Fluid Mechanics
Dimension of kinematic viscosity is

L² . T⁻¹
MLT⁻¹
L²T
L² . T⁻²

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Fluid Mechanics
Cavitation in a centrifugal pump can be avoided by keeping the

Inlet pressure high
Outlet pressure high
Outlet pressure low
Inlet pressure low

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MORE MCQ ON Fluid Mechanics

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