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Mechanical Engineering - Compressors, Gas Dynamics and Gas Turbines

Exercise : Compressors, Gas Dynamics and Gas Turbines - Section 2
46.
In a compressed air system, the temperature of air discharged from the air motor is __________ than the initial compressor intake temperature.
more
less
Answer: Option
Explanation:
No answer description is available. Let's discuss.
47.
The efficiency of roots blower __________ with the increase in pressure ratio.
decreases
increases
does not change
Answer: Option
Explanation:
No answer description is available. Let's discuss.
48.
The operation of lifts, rams and pumps make use of compressed air.
Yes
No
Answer: Option
Explanation:
No answer description is available. Let's discuss.
49.
A jet engine has
no propeller
propeller in front
propeller at back
propeller on the top
Answer: Option
Explanation:
No answer description is available. Let's discuss.
50.
A receiver in compressor installations is used to damp pressure waves in compressor discharge.
Yes
No
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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