Column 1 shows the optical devices on which parallel rays fall. Column II shows the shape of emergent wave fronts. Match them. Column 1 shows the optical devices on which parallel rays fall. Column II shows the shape of emergent wave fronts. Match them. September 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related