Two soap bubbles with radii r1 and r2 (r1< r2) come in contact. Their common surface has a radius of curvature r. Two soap bubbles with radii r1 and r2 (r1< r2) come in contact. Their common surface has a radius of curvature r. September 16, 2020 Category: Cengage NEET by C.P Singh , Chapter [...]