A metal wire AB of length 10 cm is placed in front of a concave mirror of focal length 15 cm as shown in figure. Find the length of the wire. A metal wire AB of length 10 cm is placed in front of a concave mirror of focal length 15 cm as shown in figure. Find the length of the wire. September 8, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related