General Principles in the Working of Pumps NDA Questions

NDA Physics

General Principles in the Working of Pumps MCQ Questions

7.
The term "vane" is associated with which type of pump?
A.
Gear pump
B.
Vane pump
C.
Peristaltic pump
D.
Centrifugal pump
ANSWER :
B. Vane pump
8.
Which component in a centrifugal pump helps direct fluid to the impeller?
A.
Suction eye
B.
Discharge nozzle
C.
Volute casing
D.
Wear ring
ANSWER :
A. Suction eye
9.
The specific speed of a pump is a measure of
A.
The rotational speed
B.
The performance characteristics
C.
The size of the impeller
D.
The pressure capacity
ANSWER :
B. The performance characteristics
10.
The main advantage of a peristaltic pump is
A.
High flow rate
B.
Contact-free pumping
C.
Ability to handle solids
D.
Reduced power consumption
ANSWER :
B. Contact-free pumping
11.
A pump's "shut-off head" is the
A.
Maximum head at zero flow
B.
Minimum head at maximum flow
C.
Average head during operation
D.
Head required to prime the pump
ANSWER :
A. Maximum head at zero flow
12.
Which pump is known for its use in aquariums and small water features?
A.
Gear pump
B.
Centrifugal pump
C.
Jet pump
D.
Peristaltic pump
ANSWER :
B. Centrifugal pump