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Fluid Mechanics

Fluid Mechanics
The __________ pressure is measured by a static tube.

Total
None of these
Static
Dynamic

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Fluid Mechanics
Very small pressure difference (< 5 mm water coloumn) can be most conveniently measured by a/an __________ manometer.

Inclined tube mercury
U-tube mercury
U-tube water
Inclined tube water

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Fluid Mechanics
Priming of a centrifugal pump is done to

Avoid chances of separation inside the impeller
Increase the mass flow rate of fluid
None of these
Develop effective pressure rise by the pump

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Fluid Mechanics
Function of air vessel provided in a reciprocating pump is to

Reduce discharge fluctuation
Avoid the necessity of priming
Increase the pump efficiency
Reduce the danger of cavitation

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Fluid Mechanics
The equation given below is called the __________ . f-0.5 = 4.07 loge (NRe√f)-0.6

Fanning equation
None of these
Von-Karman equation
Colebrook formula

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Fluid Mechanics
For an unstable equilibrium of a floating body (where, M = metacentre.)

None of these
M is below G
M & G coincide
M is above G

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