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Engineering Thermodynamics

Engineering Thermodynamics
The efficiency of a Carnot engine depends on

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

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

Hyperbolic process
All of these
Isochoric process
Isobaric process

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Engineering Thermodynamics
Work done is zero for the following process

All of the listed here
Free expansion
Throttling
Constant volume

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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

Kelvin
Clausis
Joule
Gay-Lussac

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Engineering Thermodynamics
One barometric pressure or 1 atmospheric pressure is equal to

1.0197 kgf/cm²
1.033 kgf/cm²
1 kgf/cm²
0 kgf/cm²

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Engineering Thermodynamics
When cut-off ratio is ________; the efficiency of Diesel cycle approaches to Otto cycle efficiency

2
Zero
43834
43835

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MORE MCQ ON Engineering Thermodynamics

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