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Engineering Thermodynamics

Engineering Thermodynamics
Superheated vapour behaves

Approximately as a gas
As steam
Exactly as gas
As ordinary vapour

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Engineering Thermodynamics
In an irreversible process, there is a

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

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Engineering Thermodynamics
Petrol is distilled at

345° to 470°C
470° to 550°C
65° to 220°C
220° to 345°C

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Engineering Thermodynamics
Which of the following processes is irreversible process?

Isothermal
Throttling
Adiabatic
All of these

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Engineering Thermodynamics
Otto cycle consists of following four processes

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

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Engineering Thermodynamics
One reversible heat engine operates between 1600 K and T2 K and another reversible heat engine operates between T2 K and 400 K. If both the engines have the same heat input and output, then temperature T2 is equal to

1400 K
1000 K
800 K
1200 K

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MORE MCQ ON Engineering Thermodynamics

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