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Engineering Thermodynamics

Engineering Thermodynamics
Which of the following gas has a minimum molecular mass?

Nitrogen
Oxygen
Methane
Hydrogen

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Engineering Thermodynamics
One molecule of oxygen is __________ times heavier than the hydrogen atom.

12
14
32
16

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Engineering Thermodynamics
The value of specific heat at constant pressure (cp) is __________ that of at constant volume (cv).

More than
None of these
Less than
Equal to

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Engineering Thermodynamics
The condition of perfect vacuum, i.e., absolute zero pressure can be attained at

A negative pressure and 0°C temperature
A temperature of 0°C
A temperature of - 273.16°C
A temperature of 273 °K

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Engineering Thermodynamics
Energy can neither be created nor destroyed, but it can be transformed from one form to another. This statement is known as

Zeroth law of thermodynamics
Kinetic theory of gases
First law of thermodynamics
Second law of thermodynamics

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Engineering Thermodynamics
Second law of thermodynamics defines

Internal energy
Heat
Work
Entropy

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MORE MCQ ON Engineering Thermodynamics

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