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A quantity of 8g oxygen gas is expanded isothermally at 27C from 2 dm3 to 8 dm at a constant external pressure of 4bar.

A quantity of 8g oxygen gas is expanded isothermally at 27C from 2 dm3 to 8 dm at a constant external pressure of 4bar. If the magnitude of work done in this process is used in lifting a body of mass 40 kg, the height (in metre) upto which body can be lifted is (g = 10 ms ?) Backspace 7 89 4 5 6 1 2 3

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