Point I is the image of a point source of light O in a spherical mirror whose optical axis is X1X2 (shown in figure). Find by construction the position of the centre of the mirror and its focus. Point I is the image of a point source of light O in a spherical mirror whose optical axis is X1X2 (shown in figure). Find by construction the position of the centre of the mirror and its focus. September 8, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related