FLUID MECHANICS MCQS SET 13

FLUID MECHANICS MCQS SET 13

1. What is the unit of flow rate?
a) kg.m
b) kg/m
c) m3/s
d) /s
 

Answer: c

2. With the increase in the flow rate, efficiency ______
a) Decreases
b) Increases
c) Remains same
d) Independent
 

Answer: b

3. 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
 

Answer: c

4. The difference in the total head of the pump is called _______
a) Manometric head
b) Euler head
c) Pressure head
d) Shaft head
 

Answer: a

5. The ratio of manometric head to the work head is called _______
a) Manometric head
b) Euler head
c) Pressure head
d) Shaft head
 

Answer: b

6. What is the unit of energy head?
a) m
b) m/s
c) m3/s
d) /s
 

Answer: a

7. With the increase in energy head, efficiency ________
a) Decreases
b) Increases
c) Remains same
d) Independent
 

Answer: b

8. The head added by the pump is a sum of _________
a) Pressure
b) Static lift
c) Volume
d) Flow rate
 

Answer: b

9. Power is most commonly expressed as ________
a) m
b) kW
c) m3/s
d) /s
 

Answer: b

10. PHE stands for __________
a) Pump Hydraulic efficiency
b) Pressure Hydraulic efficiency
c) Power Hydraulic efficiency
d) Pump hydraulic engine
 

Answer: a