Top 150+ Solved Pumps MCQ Questions Answer

From 16 to 30 of 182

Q. The velocity imparted by the impeller is converted into                  

a. Pressure energy

b. Kinetic energy

c. Momentum

d. Potential energy View Answer

  • a. Pressure energy

Q. The consequence of Newtons second law is                 

a. Conservation of angular momentum

b. Conservation of mass

c. Conservation of potential energy

d. Conservation of kinetic energy View Answer

  • a. Conservation of angular momentum

Q. What is a major advantage of centrifugal pump?

a. Cost

b. Simple in construction

c. Efficiency

d. Pump parameters View Answer

  • b. Simple in construction

Q. ‘Ht’ means  

a. Tangential head

b. Horizontally head

c. Theory head pressure

d. Radially head pressure View Answer

  • c. Theory head pressure

Q. Different velocities in a centrifugal pump are determined by using                

a. Velocity triangle

b. Reynolds number

c. Froude number

d. Overall efficiency View Answer

  • a. Velocity triangle

Q. With the increase in the input power, efficiency               

a. Increases

b. Decreases

c. Same

d. Independent View Answer

  • b. Decreases

Q. What does PSP stand for?

a. Pump start procedure

b. Positive start pump

c. Pump start pointer

d. Positive start pointer View Answer

  • a. Pump start procedure

Q. With the increase in the flow rate, efficiency             

a. Decreases

b. Increases

c. Remains same

d. Independent View Answer

  • b. Increases

Q. Pump efficiency is defined as the ratio of                      

a. Pressure to temperature

b. Temperature to pressure

c. Water horsepower to pump horsepower

d. Pump horse power to water horse power View Answer

  • c. Water horsepower to pump horsepower

Q. The difference in the total head of the pump is called               

a. Manometric head

b. Euler head

c. Pressure head

d. Shaft head View Answer

  • a. Manometric head

Q. The ratio of manometric head to the work head is called               

a. Manometric head

b. Euler head

c. Pressure head

d. Shaft head View Answer

  • b. Euler head

Q. With the increase in energy head, efficiency                

a. Decreases

b. Increases

c. Remains same

d. Independent View Answer

  • b. Increases

Q. The head added by the pump is a sum of                  

a. Pressure

b. Static lift

c. Volume

d. Flow rate View Answer

  • b. Static lift

Q. PHE stands for                    

a. Pump Hydraulic efficiency

b. Pressure Hydraulic efficiency

c. Power Hydraulic efficiency

d. Pump hydraulic engine View Answer

  • a. Pump Hydraulic efficiency

Q. With increase in power, the efficiency                 

a. Decreases

b. Increases

c. Remains same

d. Independent View Answer

  • a. Decreases
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