A gas expands from a volume of 1m^(3) to a volume of2m^(3) against an external pressure of10^(5) Nm^(-2). The work done by the gas will be

A gas expands from a volume of 1m^(3) to a volume of2m^(3) against an

1.	A gas expands from a volume of 1m^(3) to a volume of2m^(3) against an external pressure of10^(5) Nm^(-2). The work done by the gas will be
Answer» `10^(5) kJ ` ` 10^(2) kJ` ` 10^(2) J` `10^(3)J` SOLUTION :`w = - PDeltaV =- 10^(5) NM^(-2) ( 2-1) m^(3) =- 10^(5) Nm = - 10^(5) J = -10^(2) kJ `