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Engineering Thermodynamics

Engineering Thermodynamics
The efficiency of a Carnot engine depends on

Design of engine
Temperatures of source and sink
Working substance
Size of engine

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Engineering Thermodynamics
Absolute zero pressure will occur

Under vacuum conditions
At a temperature of 273°K
At sea level
When molecular momentum of the system becomes zero

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Engineering Thermodynamics
An actual engine is to be designed having same efficiency as the Carnot cycle. Such a proposition is

Feasible
Impossible
Possible
Possible, but with lot of sophistications

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

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

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Engineering Thermodynamics
The heat and work are mutually convertible. This statement is called ___ law of thermodynamics.

Third
Second
First
Zeroth

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Engineering Thermodynamics
The throttling process is __________ process.

None of these
Reversible
Reversible or irreversible
Irreversible

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MORE MCQ ON Engineering Thermodynamics

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