A U-shaped wire is dipped in a soap solution, and removed. The thin soap film (which includes the small weight of the slider). The length of the slider is 30 cm. what is the surface tension of the film?

A U-shaped wire is dipped in a soap solution, and removed. The thin so

1.	A U-shaped wire is dipped in a soap solution, and removed. The thin soap film (which includes the small weight of the slider). The length of the slider is 30 cm. what is the surface tension of the film?
Answer» SOLUTION :`2.5 TIMES 10^-2 N m^-1`