Rotary compressors are used for delivering

A)
large quantities of air at low pressures
B)
small quantities of air at low pressures
C)
small quantities of air at high pressures
D)
large quantities of air at high pressures

Correct Answer : Option (A) :   large quantities of air at low pressures

Recently Updated in Compressors, Gas Dynamics and Gas Turbines Questions
The work ratio of simple gas turbine cycle depends on
A)
Pressure ratio
B)
Minimum cycle temperature
C)
Maximum cycle temperature
D)
All of the above

Correct Answer :   All of the above

Knudsen number ranges in between 0.3 and 1 in ________
A)
boundary region
B)
boundary & transient region
C)
transient region
D)
None of the above

Correct Answer :   transient region

Explanation : Knudsen number ranges in between 0.3 and 1 in transient region.

When altitude of earth is in between 90 km and 150 km Knudsen number can be in between 0.3 and _________
A)
1
B)
2
C)
3
D)
4

Correct Answer :   1

Explanation : When altitude of earth is in between 90 km and 150 km Knudsen number can be in between 0.3 and 1.

Mechanical Engineering MCQ's

Theory of Machines
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Engineering Materials
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Thermodynamics
Engineering Drawing
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