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Engineering Thermodynamics

Engineering Thermodynamics
Carnot cycle has maximum efficiency for

Reversible engine
Irreversible engine
Petrol engine
Diesel engine

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Engineering Thermodynamics
The efficiency of Carnot cycle is maximum for

Reversible engine
Gas engine
Steam engine
Petrol engine

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Engineering Thermodynamics
A gas is compressed in a cylinder by a movable piston to a volume one half its original volume. During the process 300 kJ heat left the gas and internal energy remained same. The work done on gas in Nm will be

30 Nm
3000 Nm
300,000 Nm
300 Nm

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Engineering Thermodynamics
In S. I. units, the value of the universal gas constant is

8.314 J/kg mole-K
8314 J/kg mole-K
83.14 J/kg mole-K
831.4 J/kg mole-K

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Engineering Thermodynamics
Which of the following is a reversible non-flow process?

Isochoric process
Isobaric process
All of these
Hyperbolic process

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Engineering Thermodynamics
The heat and mechanical energies are mutually convertible. This statement was established by

Joule
None of these
Boyle
Charles

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MORE MCQ ON Engineering Thermodynamics

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