A steel wire of length 80 cm and of area of cross section 1.5 mm^(2)is stretched. Find the work done in increasing its length from 80.2 cm to 80.3 cm.(Y=2.0xx10^(11)Nm^(-2))

A steel wire of length 80 cm and of area of cross section 1.5 mm^(2)is

1.	A steel wire of length 80 cm and of area of cross section 1.5 mm^(2)is stretched. Find the work done in increasing its length from 80.2 cm to 80.3 cm.(Y=2.0xx10^(11)Nm^(-2))
Answer» 0.9375 J 0.5375 J 0.6374 J 0.8695 J ANSWER :1