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Engineering Thermodynamics

Engineering Thermodynamics
Specific heat of air at constant pressure is equal to

0.17
0.21
0.24
1

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

43835
Zero
2
43834

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Engineering Thermodynamics
For which of the following substances, the gas laws can be used with minimum error

Wet steam
Saturated steam
Dry steam
Superheated steam

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Engineering Thermodynamics
The value of gas constant (R) in S. I. units is

2.87 J/kgK
287 J/kgK
28.7 J/kgK
0.287 J/kgK

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Engineering Thermodynamics
Water contained in a beaker can be made to boil by passing steam through it

At a pressure greater than atmospheric pressure
Not possible
Any pressure
At atmospheric pressure

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Engineering Thermodynamics
Work done in a free expansion process is

Zero
Minimum
Positive
Maximum

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MORE MCQ ON Engineering Thermodynamics

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