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Engineering Thermodynamics

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

Temperature
Energy
Volume
Mass

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

Joule
joule/s
joule/m
watt

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Engineering Thermodynamics
Boyle's law i.e. pV = constant is applicable to gases under

Only small range of pressures
High range of pressures
Steady change of pressures
All ranges of pressures

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Engineering Thermodynamics
Which of the following variables controls the physical properties of a perfect gas?

Temperature
All of these
Pressure
Volume

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Engineering Thermodynamics
A manufacturer claims to have a heat engine capable of developing 20 h.p. by receiving heat input of 400 kcal/mt and working between the temperature limits of 227° C and 27° C. His claim is

May be possible with lot of sophistications
Cost will be very high
Theoretically possible
Not possible

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Engineering Thermodynamics
The kinetic energy per kg molecule of any gas at absolute temperature T is equal to (where Ru = Universal gas constant)

Ru × T
3 Ru × T
2 Ru × T
1.5 Ru × T

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