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Engineering Thermodynamics

Engineering Thermodynamics
One molecule of oxygen consists of __________ atoms of oxygen.

8
16
4
2

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Engineering Thermodynamics
The throttling process is __________ process.

Reversible
Irreversible
None of these
Reversible or irreversible

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Engineering Thermodynamics
If both Stirling and Carnot cycles operate within the same temperature limits, then efficiency of Stirling cycle as compared to Carnot cycle

Less
More
Equal
Depends on other factors

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Engineering Thermodynamics
The unit of energy in S.I. units is

watt
Joule
joule/s
joule/m

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Engineering Thermodynamics
The processes occurring in open system which permit the transfer of mass to and from the system, are known as

Adiabatic processes
None of the listed here
Non-flow processes
Flow processes

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Engineering Thermodynamics
When the gas is heated at constant pressure, the heat supplied

Both (B) and (C)
Increases the internal energy of the gas
Does some external work during expansion
Increases the temperature of the gas

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