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Engineering Thermodynamics

Engineering Thermodynamics
The fuel mostly used in steam boilers is

Brown coal
Non-coking bituminous coal
Coking bituminous coal
Peat

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Engineering Thermodynamics
The efficiency of Carnot cycle depends upon

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

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Engineering Thermodynamics
Work done in an adiabatic process between a given pair of end states depends on

The value of index ‘n’
Particular adiabatic process
The end states only
The value of heat transferred

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Engineering Thermodynamics
Specific heat of air at constant pressure is equal to

0.24
0.21
1
0.17

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Engineering Thermodynamics
A cycle consisting of ___ and two isothermal processes is known as Stirling cycle.

Two constant volume
One constant pressure, one constant volume
Two isentropic
Two constant pressure

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Engineering Thermodynamics
In a free expansion process

Work done is zero but heat increases
Both (A) and (B) above
Work done is zero
Heat transfer is zero

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MORE MCQ ON Engineering Thermodynamics

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