A soap film is formed in a circular frame. A loop of thread of length 2 pi r is lying on the film. If the film inside the loop is broken then the tension in the thread will be

A soap film is formed in a circular frame. A loop of thread of length

1.	A soap film is formed in a circular frame. A loop of thread of length 2 pi r is lying on the film. If the film inside the loop is broken then the tension in the thread will be
Answer» `2 PI R T` `pi r T ` `r T ` `pi r^2 T ` ANSWER :C