Entry Test MCQ :: Heat and Thermodynamics

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Which one is not an example of adiabatic process ?

[A].	rapid escape of air from a burst tyre	[B].	rapid expansion of air
[C].	conversion of water into ice in refrigerator	[D].	cloud formation in the atmosphere

Answer: Option C

tahir saleem said:

why c option because adiabatic process is in which not heat leave and never enter

Adil Razzaq said:

refrigerator has compressor that blows out the heat outside.so it can not be an adiabatic process.