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Engineering Thermodynamics

Engineering Thermodynamics
Reversed Joule cycle is known as

Rankine cycle
Carnot cycle
Stirling cycle
Bell-Coleman cycle

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Engineering Thermodynamics
For which of the following substances, the internal energy and enthalpy are the functions of temperature only

Any gas
Saturated steam
Perfect gas
Water

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Engineering Thermodynamics
The fuel mostly used in cement industry and in metallurgical processes is

Bituminous coke
Wood charcoal
Coke
Pulverized coal

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Engineering Thermodynamics
An ideal gas as compared to a real gas at very high pressure occupies

More volume
Less volume
Unpredictable behavior
Same volume

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Engineering Thermodynamics
The air standard efficiency of an Otto cycle is given by (where r = Compression ratio, and γ = Ratio of specific heats)

1 + rγ - 1
1 + (1/ rγ - 1)
1 - rγ - 1
1 - (1/ rγ - 1)

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Engineering Thermodynamics
Minimum work in compressor is possible when the value of adiabatic index ‘n’ is equal to

1.35
0.75
1.27
1

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MORE MCQ ON Engineering Thermodynamics

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