The compression ratio for the compressor is always _________ unity.

A)
Equal to
B)
Less than
C)
More than
D)
None of the above

Correct Answer : Option (C) :   More than

Explanation : The compression ratio is simply the ratio of the absolute stage discharge pressure to the absolute stage suction pressure.

The compression ratio for the compressor is always More than unity.

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
Engineering Mechanics
Machine Design
Strength of Materials
Engineering Materials
Hydraulic Machines
Thermodynamics
Engineering Drawing
Workshop Technology
Automobile Engineering
Steam Boilers and Engines
More