1.

An ideal gas expands in volume from 1xx10^(-3)m^(3) " to "1xx10^(-2)m^(3)at 300 K against a constant pressure of 1xx10^(5)Nm^(-2).The work done is

Answer»

270 kJ
`-900 kJ`
`-900 J`
900 kJ

Solution :`W=-PDeltaV=-1XX10^(5)(1xx10^(-2)-1xx10^(-3))`
`=-1xx10^(5)xx9xx10^(-3)=-900 J`


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