An air bubble is contained inside water . It behave as a (a) concave lens or (b) convex lens . Why?
An air bubble is contained inside water . It behave as a (a) concave lens or (b) convex lens . Why?

Last Activity: 3 Years ago
Last Activity: 3 Years ago
Last Activity: 3 Years ago
Last Activity: 3 Years ago
Last Activity: 3 Years ago