FLUID MECHANICS MCQS SET 08

FLUID MECHANICS MCQS SET 08

1. Centrifugal pumps transport fluids by converting _________
a) Kinetic energy to hydrodynamic energy
b) Hydrodynamic energy to kinetic energy
c) Mechanical energy to kinetic energy
d) Mechanical energy to Hydrodynamic energy
 

Answer: a

2. With the increase in load, Energy in the turbine________
a) Decreases
b) Increases
c) Remains same
d) Independent
 

Answer: a

3. The rotational kinetic energy comes from ______
a) Engine motor
b) Pump
c) Tank
d) Draft tube
 

Answer: a

4. When the balancing of the turbine is disturbed, we use ________
a) Throttle governing
b) Steam governing
c) Nozzle governing
d) Emergency governing
 

Answer: d

5. The fluid coming into the centrifugal pump is accelerated by ________
a) Throttle
b) Impeller
c) Nozzle
d) Governor
 

Answer: b

6. In nozzle governing, the flow rate of steam is regulated by _________
a) Nozzles
b) Pumping
c) Drafting
d) Intercooling
 

Answer: a

7. The flow rate of steam is controlled by regulating the_________
a) Steam
b) Pressure
c) Temperature
d) Speed
 

Answer: b

8. The main function of nozzle is to __________
a) Varying temperatures
b) Pressure variations
c) Load variations
d) Heat variations
 

Answer: b

9. What is primary objective of steam turbine governing?
a) Maintain constant speed
b) Maintain constant pressure
c) Maintain constant temperature
d) Maintain constant expansion
 

Answer: a

10. Which among the following is not a parameter to determine the efficiency of the turbine?
a) Unit speed
b) Unit power
c) Unit volume
d) Unit discharge
 

Answer: c