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Engineering Thermodynamics

Engineering Thermodynamics
The unit of energy in S.I. units is

joule/s
watt
joule/m
Joule

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Engineering Thermodynamics
Which of the following processes are thermodynamically reversible?

Isothermal and adiabatic
Free expansion
Constant volume and constant pressure
Throttling

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Engineering Thermodynamics
One Joule (J) is equal to

1 N-m
1 kN-m
10 kN-m/s
10 N-m/s

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Engineering Thermodynamics
The general gas equation is (where p = Pressure, v = Volume, m = mass, T = Absolute temperature, and R = Gas constant)

pv = (RT)m
pv = mRT
pvm = C
pv = RTm

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Engineering Thermodynamics
The __________ states that change of internal energy of a perfect gas is directly proportional to the change of temperature.

Charle's law
Joule's law
Boyle's law
Gay-Lussac law

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Engineering Thermodynamics
Which law states that the internal energy of a gas is a function of temperature?

Joule's law
There is no such law
Charles' law
Boyle's law

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