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Engineering Thermodynamics

Engineering Thermodynamics
The efficiency of a Carnot engine depends on

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

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Engineering Thermodynamics
Compressed air coming out from a punctured football

Remains at the same temperature
Becomes hotter
Becomes cooler
May become hotter or cooler depending upon the humidity of the surrounding air

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Engineering Thermodynamics
In a steady flow process, the ratio of

All of these
Mass flow at inlet and outlet is same
Work transfer is constant
Heat transfer is constant

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Engineering Thermodynamics
The statement that molecular weights of all gases occupy the same volume is known as

Avogadro's hypothesis
Law of thermodynamics
Gas law
Dalton's law

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Engineering Thermodynamics
The heat flows from a cold body to a hot body with the aid of an external source. This statement is given by

Clausis
Gay-Lussac
Kelvin
Joule

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Engineering Thermodynamics
For the same compression ratio, the efficiency of Diesel cycle is __________ Otto cycle.

None of these
Greater than
Equal to
Less than

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MORE MCQ ON Engineering Thermodynamics

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