The surface tension of a liquid is 0_(2).5N//m. If a liquid film is formed on a ring of area 0.02m^(2) then its surface energy will be………..Joule

The surface tension of a liquid is 0_(2).5N//m. If a liquid film is fo

1.	The surface tension of a liquid is 0_(2).5N//m. If a liquid film is formed on a ring of area 0.02m^(2) then its surface energy will be………..Joule
Answer» `0.01` `0.02` `0.03` `0.04` ANSWER :B