Find the work done in increasing the volume of a soap bubble by 700% if its radius is R and surface tension is T?

Find the work done in increasing the volume of a soap bubble by 700% i

1.	Find the work done in increasing the volume of a soap bubble by 700% if its radius is R and surface tension is T?
Answer» `94R^(2)J` `94piR^(2)J` `94piRJ` `4piR^(2)J` ANSWER :B