Mechanical Engineering Questions And Answers :: Compressors: part2



Mechanical Engineering : Compressors QUESTIONS AND ANSWERS :: part2 : 16 to 20

Following Mechanical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :

16.The thrust on the rotor in a centrifugal compressor is produced by

radial component
axial component
tangential component
resultant component
opt 5

17.Out of the following, from where you will prefer to take intake for air compressor

from an air conditioned room maintained at 20�C
from outside atmosphere at 1�C
from coal yard side
from a side where cooling tower is located nearby
from any one of the above locations.

18.The compressor performance at higher altitude compared to sea level will be

same
higher
lower
dependent on other factors
none of the above.

19.To aviod moisture troubles, the compressed air main line should

rise gradually towards the point of use
drop gradually towards the point of use
be laid vertically
be laid exactly horizontally
none of the above

20.Volumetric efficiency of a compressor with clearance volume

increases with increase in compression ratio
decreases with increase in compression ratio
in not dependent upon compression ratio
may increase/decrease depending on compressor capacity
unpredictable.

More Compressors QUESTIONS AND ANSWERS available in next pages

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