Basic Mechanical Engineering (3110006) MCQs

MCQs of Pumps

Showing 11 to 20 out of 27 Questions
1 2 3
11.
For pumping viscous oil, the pump used is
(a) centrifugal pump
(b) reciprocating pump
(c) screw pump
(d) none of these
Answer:

Option (c)

12.
In vane pump, a vane is the
(a) circular wheel
(b) type of valve
(c) type of piston
(d) sliding blade
Answer:

Option (d)

13.
Which force causes vanes to come out of the rotor slots?
(a) Centripetal force
(b) Centrifugal force
(c) Friction force
(d) None of the above
Answer:

Option (b)

14.
Centrifugal pump is a type of
(a) rotodynamic pump
(b) positive displacement pump
(c) rotary pump
(d) hand pump
Answer:

Option (a)

15.
What do you mean by casing?
(a) It is a valve
(b) It is a circular wheel
(c) It is an airtight metallic cover
(d) None of the above
Answer:

Option (c)

16.
An impeller is a
(a) rotating wheel
(b) one way valve
(c) type of piston
(d) pressure gauge
Answer:

Option (a)

17.
The function of strainer in a centrifugal pump is to
(a) improve the efficiency of the pump
(b) protect the pump against foreign material
(c) increase the head
(d) protect the pump against overload
Answer:

Option (b)

18.
The process of filling the liquid into the suction pipe and the pump casing up to the level of the delivery valve is called _________.
(a) filling
(b) pumping
(c) priming
(d) leveling
Answer:

Option (c)

19.
Priming is necessary for
(a) reciprocating pump
(b) vane pump
(c) gear pump
(d) centrifugal pump
Answer:

Option (d)

20.
For starting a centrifugal pump, its delivery valve should be
(a) open
(b) partially open
(c) closed
(d) valve position doesn’t matter
Answer:

Option (c)

Showing 11 to 20 out of 27 Questions
1 2 3