A streamline is_________________?

Byadmin March 10, 2019August 27, 2021

A streamline is_________________?

A. The line connecting the mid-points of flow cross-sections
B. Defined for uniform flow only
C. Drawn normal to the velocity vector at every point
D. Always the path of a particle

Fluid Mechanics for Chemical

The head loss due to sudden contraction is proportional to___________________?

The head loss due to sudden contraction is proportional to___________________?

A. Velocity
B. Velocity head
C. Turbulence
D. None of these

Read More The head loss due to sudden contraction is proportional to___________________?
Fluid Mechanics for Chemical

Specific speed of a centrifugal pump relates it with another pump having the___________________?

Specific speed of a centrifugal pump relates it with another pump having the___________________?

A. Dynamic similarity
B. Same efficiency
C. Same speed
D. Geometrical similarity

Read More Specific speed of a centrifugal pump relates it with another pump having the___________________?
Fluid Mechanics for Chemical

In case of unsteady fluid flow, conditions & flow pattern change with the passage of time at a position in a flow situation. Which of the following is an example of unsteady flow ?

In case of unsteady fluid flow, conditions & flow pattern change with the passage of time at a position in a flow situation. Which of the following is an example of unsteady flow ?

A. Discharge of water by a centrifugal pump being run at a constant rpm
B. Water flow in the suction and discharge pipe of a reciprocating pump
C. Water discharge from a vertical vessel in which constant level is maintained
D. Low velocity flow of a highly viscous liquid through a hydraulically smooth pipe

Read More In case of unsteady fluid flow, conditions & flow pattern change with the passage of time at a position in a flow situation. Which of the following is an example of unsteady flow ?
Fluid Mechanics for Chemical

Each term in Bernoulli‟s equation represents the _____________ of the fluid?

Each term in Bernoulli‟s equation represents the _____________ of the fluid?

A. Energy per unit mass
B. Energy per unit weight
C. Force per unit mass
D. None of these

Read More Each term in Bernoulli‟s equation represents the _____________ of the fluid?
Fluid Mechanics for Chemical

While starting an axial flow pump, its delivery valve should be kept _______________?

While starting an axial flow pump, its delivery valve should be kept _______________?

A. Open
B. Closed
C. Either open or closed
D. None of these

Read More While starting an axial flow pump, its delivery valve should be kept _______________?
Fluid Mechanics for Chemical

Venturimeters, orificemeters and nozzles are used to measure the fluid discharge from a pipeline. The average fluid velocity in a pipeline can be measured by a/an________________?

Venturimeters, orificemeters and nozzles are used to measure the fluid discharge from a pipeline. The average fluid velocity in a pipeline can be measured by a/an________________?

A. Weir
B. Hot wire anemometer
C. Cup and vane anemometer
D. None of these

Read More Venturimeters, orificemeters and nozzles are used to measure the fluid discharge from a pipeline. The average fluid velocity in a pipeline can be measured by a/an________________?

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