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Engineering Thermodynamics

Engineering Thermodynamics
Which of the following parameters is constant for a mole for most of the gases at a given temperature and pressure

Enthalpy
Entropy
Mass
Volume

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Engineering Thermodynamics
Barometric pressure is equal to

735.6 mm Hg
1 mm Hg
760 mm Hg
Zero mm Hg

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Engineering Thermodynamics
The main cause for the irreversibility is

Heat transfer with a finite temperature difference
Unrestricted expansion
All of these
Mechanical and fluid friction

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Engineering Thermodynamics
The measurement of a thermodynamic property known as temperature is based on

Zeroth law of thermodynamics
First law of thermodynamics
Second law of thermodynamics
None of these

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Engineering Thermodynamics
The specific heat of air increases with increase in

Temperature
Both pressure and temperature
Variation of its constituents
Pressure

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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 = RTm
pvm = C
pv = mRT

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MORE MCQ ON Engineering Thermodynamics

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