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Engineering Thermodynamics

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

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

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Engineering Thermodynamics
For reversible adiabatic process, change in entropy is

Negative
Zero
Minimum
Maximum

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Engineering Thermodynamics
One kilowatt is equal to

100 N-m
1000 N-m/s
1 N-m/s
1 × 106 N-m/s

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Engineering Thermodynamics
Otto cycle is also known as

Constant temperature and pressure cycle
Constant volume cycle
Constant temperature cycle
Constant pressure cycle

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Engineering Thermodynamics
When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel, the process is known as __________ of fuel.

Carbonization
Atomization
None of these
Combustion

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

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

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MORE MCQ ON Engineering Thermodynamics

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