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Problem on Adiabatic law

When air is compressed adiabatically the law connecting the absolute temperature T and the pressure P is of the form T = A.Pn where A and N are constants.

Show by drawing a suitable linear graph that the experimental data in the table below fits this function.

1794_adiabatic.jpg

Use your graph to estimate the constants A and N. Hence use your formula to determine the temperature corresponding to a pressure of 120.

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