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29 November, 01:54

Nitrogen at an initial state of 300 K, 150 kPa and 0.2 m3is compressed slowly in an isothermal process to a final pressure of 800 kPa. Determine the work done to the nitrogen and the amount of heat transfer during this process.

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  1. 29 November, 03:21
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    -50.22kJ

    Explanation:

    Given:

    Initial state Temperature = 300k

    Pressure 1 = 150kPa

    Pressure 2 = 800kPa

    Volume 1 = 0.2m^3

    Work done = Pressure 1 * Volume 1 * (inverse of pressure 1 : pressure 2)

    = 150kPa * 0.2m^3 * (inv 150 kPa : 800 kPa)

    = - 50.22kJ
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