Hydraulics And Fluid Mechanics In Me - Practice Test

[#331] For small discharge at high pressure, following pump is preferred

(A) Centrifugal

(B) Axial flow

(C) Mixed flow

(D) Reciprocating

Correct Answer

(D) Reciprocating

[#332] Manometric head, in case of a centrifugal pump, is equal to

(A) Suction lift + Loss of head in suction pipe due to friction + Delivery lift + Loss of head in delivery pipe due to friction + Velocity head in the delivery pipe

(B) Work-done per kN of water Losses within the impeller

(C) Energy per kN at outlet of impeller Energy per kN at inlet of impeller

(D) All of the above

Correct Answer

(D) All of the above

[#333] Multistage centrifugal pumps are used to

(A) Give high discharge

(B) Produce high heads

(C) Pump viscous fluids

(D) All of these

Correct Answer

(B) Produce high heads

[#334] Reciprocating pumps are no more to be seen in industrial applications (in comparison to centrifugal pumps) because of

(A) High initial and maintenance cost

(B) Lower discharge

(C) Lower speed of operation

(D) Necessity of air vessel

Correct Answer

(A) High initial and maintenance cost

[#335] General energy equation holds for

(A) Steady flow

(B) Turbulent flow

(C) Laminar flow

(D) Non-uniform flow

Correct Answer

(D) Non-uniform flow

Hydraulics And Fluid Mechanics In Me - Study Mode

[#331] For small discharge at high pressure, following pump is preferred

Correct Answer

[#332] Manometric head, in case of a centrifugal pump, is equal to

Correct Answer

[#333] Multistage centrifugal pumps are used to

Correct Answer

[#334] Reciprocating pumps are no more to be seen in industrial applications (in comparison to centrifugal pumps) because of

Correct Answer

[#335] General energy equation holds for

Correct Answer