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Engineering Thermodynamics

Engineering Thermodynamics
In an irreversible process, there is a

No gain of heat
Loss of heat
No loss of heat
Gain of heat

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Engineering Thermodynamics
Diesel cycle consists of following four processes

Two isentropic and two constant volumes
Two isentropic and two constant pressures
Two isothermal and two isentropic
Two isentropic, one constant volume and one constant pressure

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Engineering Thermodynamics
The efficiency of Diesel cycle increases with

Constant cut-off
Increase in cut-off
Decrease in cut-off
None of these

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Engineering Thermodynamics
To convert volumetric analysis to gravimetric analysis, the relative volume of each constituent of the flue gases is

Multiplied by its molecular weight
Multiplied by its specific weight
Multiplied by its density
Divided by its molecular weight

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Engineering Thermodynamics
All perfect gases change in volume by 1/273th of its original volume at 0°C for every 1°C change in temperature, when the pressure remains constant. This statement is called

Boyle's law
Joule's law
Gay-Lussac law
Charles' law

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Engineering Thermodynamics
Kelvin Planck's law deals with

Conversion of heat into work
Conservation of heat
Conversion of work into heat
Conservation of work

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MORE MCQ ON Engineering Thermodynamics

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