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Engineering Thermodynamics

Engineering Thermodynamics
Which of the following items is not a path function?

Thermal conductivity
Kinetic energy
Heat
Work

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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
The heat absorbed or rejected by the working substance is given by (where ds = Increase or decrease of entropy, T = Absolute temperature, and dQ = Heat absorbed or rejected)

δQ = T.ds
δQ = T/ds
None of the listed here
dQ = ds/T

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Engineering Thermodynamics
The atomic mass of oxygen is

16
14
18
121

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Engineering Thermodynamics
Heat and work are

Point functions
System properties
Intensive properties
Path functions

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Engineering Thermodynamics
When a gas is heated at constant volume

Neither temperature nor pressure will increase
Its temperature will increase
Both temperature and pressure will increase
Its pressure will increase

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MORE MCQ ON Engineering Thermodynamics

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