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Engineering Thermodynamics

Engineering Thermodynamics
The gas constant (R) is equal to the __________ of two specific heats.

Product
Difference
Ratio
Sum

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Engineering Thermodynamics
The ultimate analysis of coal consists of the determination of the percentage of

Sulphur and ash
Carbon
All of the listed here
Hydrogen and nitrogen

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Engineering Thermodynamics
The general law for the expansion or compression of gases, is

pv = m R T
pvγ = C
pvn = C
pv = C

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Engineering Thermodynamics
A gas is compressed in a cylinder by a movable piston to a volume one half its original volume. During the process 300 kJ heat left the gas and internal energy remained same. The work done on gas in Nm will be

30 Nm
3000 Nm
300 Nm
300,000 Nm

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Engineering Thermodynamics
The specific heat of water is

4.187
2.512
1.817
None of these

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Engineering Thermodynamics
Which of the following cycles is not a reversible cycle?

Stirling
Ericsson
Carnot
None of the listed here

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MORE MCQ ON Engineering Thermodynamics

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