Exercise: Thermodynamics

Questions for: Thermodynamics

An adiabatic process is one in which
A:
no heat enters or leaves the gas
B:
the temperature of the gas changes
C:
the change in internal energy is equal to the mechanical workdone
D:
all of the above
Answer: D
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There is a loss of heat in an irreversible process.
A:
True
B:
False
C:
D:
Answer: A
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The amount of heat required to raise the temperature of the unit mass of gas through one degree at constant volume, is called
A:
specific heat at constant volume
B:
specific heat at constant pressure
C:
kilo Joule
D:
none of these
Answer: A
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The efficiency and work ratio of a simple gas turbine cycle are
A:
low
B:
very low
C:
high
D:
very high
Answer: B
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A cycle consisting of one constant pressure, one constant volume and two isentropic processes is known as
A:
Carnot cycle
B:
Stirling cycle
C:
Otto cycle
D:
Diesel cycle
Answer: D
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