The graph shows how the magnification m produced by a convex thin lens varies with image distance v. What was the focal length? The graph shows how the magnification m produced by a convex thin lens varies with image distance v. What was the focal length? September 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related