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Engineering Thermodynamics

Engineering Thermodynamics
Which law states that the specific heat of a gas remains constant at all temperatures and pressures?

Regnault's Law
Charles' Law
Joule's Law
Boyle's Law

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Engineering Thermodynamics
The oxygen atom is ________ times heavier than the hydrogen atom.

2
32
16
8

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Engineering Thermodynamics
In an isothermal process, the internal energy of gas molecules

Increases
Remain constant
May increase/decrease depending on the properties of gas
Decreases

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Engineering Thermodynamics
The heat and mechanical energies are mutually convertible. This statement was established by

Joule
Boyle
None of these
Charles

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Engineering Thermodynamics
On volume basis, air contains following parts of oxygen

25
21
77
23

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Engineering Thermodynamics
The behavior of a perfect gas, undergoing any change in the variables which control physical properties, is governed by

All of the listed here
Charles' law
Gay-Lussac law
Boyle's law

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