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Engineering Thermodynamics

Engineering Thermodynamics
The compression ratio for Diesel engines is

20 to 30
15 to 20
3 to 6
5 to 8

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Engineering Thermodynamics
One molecule of oxygen consists of __________ atoms of oxygen.

8
16
4
2

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Engineering Thermodynamics
According to kinetic theory of gases, the velocity of molecules __________ with the increase in temperature.

Decreases
Increases
None of these
Remains constant

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Engineering Thermodynamics
Kinetic energy of the molecules in terms of absolute temperature (T) is proportional to

T
Vr
J
J²

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Engineering Thermodynamics
Kelvin Planck's law deals with

Conservation of heat
Conversion of heat into work
Conversion of work into heat
Conservation of work

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Engineering Thermodynamics
Change in enthalpy in a closed system is equal to heat transferred if the reversible process takes place at constant

Internal energy
Volume
Pressure
Temperature

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MORE MCQ ON Engineering Thermodynamics

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