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Engineering Thermodynamics

Engineering Thermodynamics
The efficiency of Diesel cycle depends upon

Temperature limits
Compression ratio
Cut-off ratio and compression ratio
Pressure ratio

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Engineering Thermodynamics
The compression ratio for Diesel engines is

20 to 30
15 to 20
5 to 8
3 to 6

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Engineering Thermodynamics
The compression ratio is the ratio of

Total volume to swept volume
Swept volume to total volume
Swept volume to clearance volume
Total volume to clearance volume

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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
Increases the temperature of the gas
Does some external work during expansion

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Engineering Thermodynamics
Measurement of temperature is based on

First law of thermodynamics
Second law of thermodynamics
Thermodynamic properties
Zeroth law of thermodynamics

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Engineering Thermodynamics
The gas turbine cycle with regenerator improves

None of these
Avoid pollution
Thermal efficiency
Work ratio

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MORE MCQ ON Engineering Thermodynamics

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