The photoelectric threshold of a certain metal is 3000 A. If the radiation of 2000 A is incident on a metal The photoelectric threshold of a certain metal is 3000 A. If the radiation of 2000 A is incident on a metal October 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related