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Compressors, Gas Turbines And Jet Engines MCQ Questions & Answers | Mechanical Engineering

Learn Compressors, Gas Turbines And Jet Engines MCQ questions & answers are available for a Mechanical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Compressors, Gas Turbines And Jet Engines MCQ question is the important chapter for a Mechanical Engineering and GATE students. Page-2 section-3

Each section contains 100 MCQs on Compressors, Gas Turbines and Jet Engines .
11
In a reciprocating air compressor, the compression work per kg of air
Discuss
Answer & Solution
Answer: Option C
Solution:
In a reciprocating air compressor, the compression work per kg of air is independent of clearance volume.
12
Work ratio of a gas turbine plant is ratio of
Discuss
Answer & Solution
Answer: Option A
Solution:
Work ratio of a gas turbine plant is ratio of Net work output and work done by turbine
13
Actual compression curve is
Discuss
Answer & Solution
Answer: Option D
Solution:
Actual compression curve is In between isothermal and adiabatic
14
The ratio of outlet whirl velocity to blade velocity in case of centrifugal compressor is called
Discuss
Answer & Solution
Answer: Option A
Solution:
The ratio of outlet whirl velocity to blade velocity in case of centrifugal compressor is called Slip factor
15
The volume of air delivered by the compressor is called
Discuss
Answer & Solution
Answer: Option B
Solution:
The volume of air delivered by the compressor is called compressor capacity
16
The absolute pressure of air at the outlet of a compressor is called
Discuss
Answer & Solution
Answer: Option C
Solution:
The absolute pressure of air at the outlet of a compressor is called Discharge pressure
17
The ratio of work done per cycle to the swept volume in case of compressor is called
Discuss
Answer & Solution
Answer: Option D
Solution:
The ratio of work done per cycle to the swept volume in case of compressor is called Mean effective pressure
18
Axial flow compressor resembles
Discuss
Answer & Solution
Answer: Option C
Solution:
Axial flow compressor resembles turbine
19
Cylinder clearance in a compressor should be
Discuss
Answer & Solution
Answer: Option B
Solution:
Cylinder clearance in a compressor should be As small as possible
20
The volumetric efficiency for reciprocating air compressors is about
Discuss
Answer & Solution
Answer: Option D
Solution:
The volumetric efficiency for reciprocating air compressors is about 70 to 90%