FLUID MECHANICS MCQS SET 14

FLUID MECHANICS MCQS SET 14

1. Vertical centrifugal pumps are also called as cantilever pumps.
a) True
b) False
 

Answer: a

2. With increase in power, the efficiency_________
a) Decreases
b) Increases
c) Remains same
d) Independent
 

Answer: a

3. Vertical pumps utilize unique shaft and bearing support configuration.
a) True
b) False
 

Answer: a

4. Which among the following is used in mineral industries?
a) Vertical pumps
b) Horizontal pumps
c) Froth pumps
d) Multistage pumps
 

Answer: c

5. Vertical centrifugal pumps are also called as ________
a) Froth pumps
b) Multistage pumps
c) Cantilever pumps
d) Magnetic pumps

Answer: c

6. Vertical pump uses _______
a) Draft tube
b) Throttle bush
c) Stuffing box
d) Interlining
 

Answer: b

7. When the casing in a centrifugal pump decelerates the flow, what increases?
a) Pressure
b) Temperature
c) Volume
d) Flow rate
 

Answer: a

8. The maximum volumetric efficiency of a pump(100cc) is ________
a) 60%
b) 70%
c) 80%
d) 90%
 

Answer: d

9. The most common application of vertical centrifugal pump is used in _______
a) Parts washer
b) Mineral industry
c) Paper plating
d) Jukebox
 

Answer: a
10. What does BEP stand for?
a) Best efficiency point
b) Brake ejection point
c) Break effect point
d) Best effect point
 

Answer: a