Mechanical Engineering - Compressors, Gas Dynamics and Gas Turbines

Exercise :: Compressors, Gas Dynamics and Gas Turbines - Section 1

36. 

The actual volume of air delivered by a compressor, When reduced to the normal temperature and pressure conditions is called compressor capacity.

A. Yes
B. No

Answer: Option B

Explanation:

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37. 

The compression ratio in a gas turbine is

A. 4
B. 1
C. 9
D. 12

Answer: Option B

Explanation:

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38. 

Intercooling in compressors results in saving of power in compressing given volume of air to a given pressure.

A. Correct
B. Incorrect

Answer: Option A

Explanation:

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39. 

Only rocket engines can be propelled to space because

A. they can generate very high thrust
B. they have high propulsion efficiency
C. these engines can work on several fuels
D. they are not air-breathing engines

Answer: Option D

Explanation:

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40. 

The maximum combustion pressure in gas turbine is __________ as compared to I.C. engine.

A. more
B. less

Answer: Option B

Explanation:

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