The terminal velocity of a solid spherical particle falling through a stationary fluid mass in the Stoke's law range is proportional to the

Fluid Mechanics
The terminal velocity of a solid spherical particle falling through a stationary fluid mass in the Stoke's law range is proportional to the

Inverse of fluid viscosity

Square of particle size

Difference in the densities of the particle & fluid

All of these

Inverse of fluid viscosity

Square of particle size

Difference in the densities of the particle & fluid

All of these

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Fluid Mechanics
While starting a centrifugal pump, its delivery valve should be kept

Either opened or closed; depending on the fluid viscosity

Either opened or closed ; it does not make any difference

Closed

Opened

Either opened or closed; depending on the fluid viscosity

Either opened or closed ; it does not make any difference

Closed

Opened

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Fluid Mechanics
Ratio of inertial forces to surface tension forces is called the __________ number.

Weber

Froude

Euler

Mach

Weber

Froude

Euler

Mach

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Fluid Mechanics
The unit of velocity head is

ft-lbf/sec

ft-lb/ft³

ft-lb/sec

ft-lbf/lb

ft-lbf/sec

ft-lb/ft³

ft-lb/sec

ft-lbf/lb

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Fluid Mechanics
Cd is always __________ Cc.

Either more or less than

Less than

Equal to

Greater than

Either more or less than

Less than

Equal to

Greater than

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Fluid Mechanics
Reynolds number for water flow through a tube of I.D. 5 cm is 1500. If a liquid of 5 centipoise viscosity and 0.8 specific gravity flows in the same pipe at the same velocity, then the pressure drop will

Increase

Decrease

Remain same

Data insufficient to predict pressure drop

Increase

Decrease

Remain same

Data insufficient to predict pressure drop

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Fluid Mechanics

Fluid Mechanics The terminal velocity of a solid spherical particle falling through a stationary fluid mass in the Stoke's law range is proportional to the

Fluid Mechanics While starting a centrifugal pump, its delivery valve should be kept

Fluid Mechanics Ratio of inertial forces to surface tension forces is called the __________ number.

Fluid Mechanics The unit of velocity head is

Fluid Mechanics Cd is always __________ Cc.

Fluid Mechanics Reynolds number for water flow through a tube of I.D. 5 cm is 1500. If a liquid of 5 centipoise viscosity and 0.8 specific gravity flows in the same pipe at the same velocity, then the pressure drop will

Fluid Mechanics
The terminal velocity of a solid spherical particle falling through a stationary fluid mass in the Stoke's law range is proportional to the

Fluid Mechanics
While starting a centrifugal pump, its delivery valve should be kept

Fluid Mechanics
Ratio of inertial forces to surface tension forces is called the __________ number.

Fluid Mechanics
The unit of velocity head is

Fluid Mechanics
Cd is always __________ Cc.

Fluid Mechanics
Reynolds number for water flow through a tube of I.D. 5 cm is 1500. If a liquid of 5 centipoise viscosity and 0.8 specific gravity flows in the same pipe at the same velocity, then the pressure drop will