A steel wire of length 1.5 m and area of cross section 1.5mm^2is stretched by 1.5cm. Then the work done per unit volume.

A steel wire of length 1.5 m and area of cross section 1.5mm^2is stret

1.	A steel wire of length 1.5 m and area of cross section 1.5mm^2is stretched by 1.5cm. Then the work done per unit volume.
Answer» `1xx10^(7)J//m^(3)` `2XX10^(7)J//m^(3)` `3XX10^(7)J//m^(3)` `4XX10^(7)J//m^(3)` ANSWER :1