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Engineering Thermodynamics

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

All of these
Isobaric process
Hyperbolic process
Isochoric process

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Engineering Thermodynamics
The atomic mass of nitrogen is __________ oxygen.

None of these
Less than
More than
Equal to

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Engineering Thermodynamics
The general gas energy equation is (where Q1 - 2 = Heat supplied, dU = Change in internal energy, and W1 - 2 = Work done in heat units)

Q1 - 2 = dU/W1 - 2
Q1 - 2 = dU - W1 - 2
Q1 - 2 = dU × W1 - 2
Q1 - 2 = dU + W1 - 2

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Engineering Thermodynamics
The kinetic energy per kg molecule of any gas at absolute temperature T is equal to (where Ru = Universal gas constant)

3 Ru × T
Ru × T
2 Ru × T
1.5 Ru × T

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Engineering Thermodynamics
According to which law, all perfect gases change in volume by 1/273th of their original volume at 0°C for every 1°C change in temperature when pressure remains constant

Charles' law
Boyle's law
Joule's law
Gay Lussac’s law

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Engineering Thermodynamics
A molecule consisting of one atom is known as

Poly-atomic
Mono-atomic
Tri-atomic
Di-atomic

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