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Engineering Thermodynamics

Engineering Thermodynamics
Which of the following processes is irreversible process?

Adiabatic
All of these
Isothermal
Throttling

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Engineering Thermodynamics
In a Carnot cycle, heat is transferred at

Constant temperature
Constant enthalpy
Constant volume
Constant pressure

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Engineering Thermodynamics
If a gas vapour is allowed to expand through a very minute aperture, then such a process is known as

Hyperbolic expansion
Adiabatic expansion
Free expansion
Throttling

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Engineering Thermodynamics
The mass of excess air supplied is equal to

(23/100) × Mass of excess oxygen
(100/23) × Mass of excess oxygen
(100/23) × Mass of excess carbon
(23/100) × Mass of excess carbon

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Engineering Thermodynamics
Stirling and Ericsson cycles are

Irreversible cycles
Reversible cycles
Quasi-static cycles
Semi-reversible cycles

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Engineering Thermodynamics
The natural petroleum may be separated into

Kerosene
Petrol
Lubricating oil
Fuel oil

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MORE MCQ ON Engineering Thermodynamics

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