A liquid film is formed in a loop of area 0.05 m2. Increase in its potential energy will be (T = 0.2 N/m)

(a) 5×10-2 J              (b) 2×10-2 J

(c) 3×10-2 J               (d) None of these

Explanation is a part of a Paid Course. To view Explanation Please buy the course.

Difficulty Level: