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Engineering Thermodynamics

Engineering Thermodynamics
Which of the following is the extensive property of a thermodynamic system?

Temperature
Pressure
Volume
Density

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Engineering Thermodynamics
If a certain amount of dry ice is mixed with same amount of water at 80°C, the final temperature of mixture will be

40°C
0°C
80°C
20°C

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

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Engineering Thermodynamics
For which of the following substances, the internal energy and enthalpy are the functions of temperature only

Saturated steam
Water
Any gas
Perfect gas

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Engineering Thermodynamics
First law of thermodynamics furnishes the relationship between

Heat, work and properties of the system
Various thermodynamic processes
Heat and work
Various properties of the system

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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

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

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