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Fluid Mechanics

Fluid Mechanics
Pressure drop in a fluidised bed reactor is __________ that in a similar packed bed reactor.

More than
Same as
Less than
None of these

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Fluid Mechanics
Slurries can be most conveniently pumped by a __________ pump.

Gear
Screw
Reciprocating
Centrifugal

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Fluid Mechanics
Capillary rise of mercury in a small diameter tube is proportional to (where, d = diameter of the tube, σ = surface tension of mercury)

D
Σ
1/d
L/σ

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Fluid Mechanics
Path followed by water jet issuing from the bottom of a water tank will be a

Parabola (vertex being at the opening)
Zig-zag path (which is geometrically undefined)
Horizontal straight line
Hyperbola

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

Reducer
Tee
Elbow
Union

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Fluid Mechanics
While starting an axial flow pump, its delivery valve should be kept

None of these
Open
Either open or closed
Closed

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MORE MCQ ON Fluid Mechanics

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