FLUID MECHANICS MCQS SET 20

FLUID MECHANICS MCQS SET 20

1. Pump is always supported by bearings.
a) True
b) False
 
Answer: b

2. If we use an impeller inducer, we can reduce the cavitation in a centrifugal pump.
a) True
b) False
 
Answer: a

3. There will be leakage only if there is ________
a) High pressure
b) High temperature
c) Froths are generated
d) Casing breakage
 
Answer: d

4. When a pump casing is filled with liquid before it is started, it is called as _________
a) Adiabatic expansion
b) Priming
c) Adiabatic compression
d) Isentropic expansion
 
Answer: b
5. The pump will become incapable of pumping in case of _______
a) Gas bounding
b) Throttle bush
c) Stuffing box
d) Casing breakage
 
Answer: d

6. Priming is needed when impeller cannot impart enough _________
a) Draft speed
b) Energy
c) Pressure
d) Heat
 
Answer: b

7. Priming performs response using ________
a) Stimulus
b) Froth
c) Slurry
d) Heat
 
Answer: a

8. To avoid gas bounding, the pump is _________
a) Heated
b) Elevated
c) Primed
d) Charged
 
Answer: c

9. Centrifugal pumps are located ________ the level of source
a) Below
b) Above
c) Parallel with
d) Series with
 
Answer: a

10. A pump that can evacuate air is called as _________
a) Series pumps
b) Self priming pumps
c) Froth pumps
d) Drive pumps
 
Answer: b