Exercise: Compressors Gas Dynamics And Gas Turbines

Questions for: Compressors Gas Dynamics And Gas Turbines

The compressor capacity is defined as the
A:
actual volume of the air delivered by the compressor when reduced to normal temperature and pressure conditions
B:
volume of air delivered by the compressor
C:
volume of air sucked by the compressor during its suction stroke
D:
none of the above
Answer: B
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In a single stage, single acting reciprocating air compressor without clearance volume, the workdone is maximum during
A:
isothermal compression
B:
isentropic compression
C:
polytropic compression
D:
none of these
Answer: B
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Standard air is the air at __________ and relative humidity of 36 percent.
A:
0.1 bar and 20° C
B:
1 bar and 20° C
C:
0.1 bar and 40° C
D:
1 bar and 40° C
Answer: B
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The degree of reaction is usually kept __________ for all types of axial flow compressors.
A:
0.2
B:
0.3
C:
0.4
D:
0.5
Answer: D
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The absolute pressure of air at the outlet of a compressor is called
A:
back pressure
B:
critical pressure
C:
discharge pressure
D:
none of these
Answer: C
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