In, figure, a point object O is placed in air. A spherical boundary separates two media. AB is the principal axis. The refractive index above AB is 1,=.6 and below AB is 2.0. The separation =.6 and below AB is 2.0. The separation a point object O is placed in air. A spherical boundary separates two media. AB is the principal axis. The refractive index above AB is 1 Figure In October 8, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related