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Engineering
Mechanical
ME Set-3
Theory of Machines
19

Theory of Machines MCQ with Answers

19) In centrifugal pumps, maximum efficiency is obtained when the blades are

straight

bent forward

bent backward

radial

Answer is:

bent backward

Theory of Machines MCQ with Answers

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Related Theory of Machines MCQ with Answers

20) Motion of a liquid in a volute casing of a centrifugal pump is an example of

rotational flow

radial

forced spiral vortex flow

spiral vortex flow.

Answer is:

spiral vortex flow.

21) For very high discharge at low pressure such as for flood control and irrigation applications, following type of pump is preferred

centrifugal

axial flow

reciprocating

mixed flow

Answer is:

axial flow

22) Medium specific speed of a pump implies it is

centrifugal pump

mixed flow pump

axial flow pump

any one of the above

Answer is:

mixed flow pump

23) High specific speed of a pump implies it is

centrifugal pump

mixed flow pump

axial flow pump

any one of the above

Answer is:

axial flow pump

Theory of Machines MCQ with Answers

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