Top 150+ Solved Pumps MCQ Questions Answer
Q. If we reduce the motor rpm in an impeller, cavitation
a. Increases
b. Decreases
c. Same
d. Independent View Answer
Q. Decreasing the diameter of the eye of the impeller, cavitation
a. Increases
b. Decreases
c. Same
d. Independent View Answer
Q. There will be leakage only if there is
a. High pressure
b. High temperature
c. Froths are generated
d. Casing breakage View Answer
Q. 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 View Answer
Q. The pump will become incapable of pumping in case of
a. Gas bounding
b. Throttle bush
c. Stuffing box
d. Casing breakage View Answer
Q. Priming is needed when impeller cannot impart enough
a. Draft speed
b. Energy
c. Pressure
d. Heat View Answer
Q. Centrifugal pumps are located the level of source
a. Below
b. Above
c. Parallel with
d. Series with View Answer
Q. A pump that can evacuate air is called as
a. Series pumps
b. Self priming pumps
c. Froth pumps
d. Drive pumps View Answer
Q. What does CPO stand for?
a. Centrifugal pump operation
b. Centrifugal part operation
c. Centrifugal pump output
d. Centrifugal part output View Answer
Q. Self priming pumps overshadow the function of
a. Self auxiliary device
b. Wear rate
c. Corrosion device
d. Cavitation device View Answer
Q. What is necessary for self priming to take place?
a. Draft tube
b. Pump casing
c. Suspended solenoids
d. Turbine head View Answer
Q. Centrifugal pumps with an internal suction stage are called as
a. Series pumps
b. Self priming pumps
c. Froth pumps
d. Drive pumps View Answer
Q. During normal working operation, the pump works like
a. Centrifugal pumps
b. Self priming pumps
c. Froth pumps
d. Drive pumps View Answer