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Mechanical Engineering - Compressors, Gas Dynamics and Gas Turbines

Exercise : Compressors, Gas Dynamics and Gas Turbines - Section 2
31.
A closed cycle gas turbine consists of a
compressor
heating chamber
cooling chamber
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
32.
For maximum work, the reheating should be done to an intermediate pressure of (where p1 = Maximum pressure, and p2 = Minimum pressure)
p1p2
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
The intercooler pressure, for minimum work required, for a two stage reciprocating air compressor, is given by (where p1 = Intake pressure of air, p2 = Intercooler pressure, and p3 = Delivery pressure of air)
p2 = p1 x p3
p2 = p1/p3
p2 = p1 x p3
p2 = p3/p1
Answer: Option
Explanation:
No answer description is available. Let's discuss.
34.
The pressure of air at the beginning of the compression stroke is __________ the atmospheric pressure.
equal to
less than
more than
Answer: Option
Explanation:
No answer description is available. Let's discuss.
35.
The pressure ratio in a centrifugal compressor can be increased by increasing the tip speed and lowering the inlet temperature.
Correct
Incorrect
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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