The fraction of a radioactive material which remains active after time t is 9/16. The fraction which remains active after time t/2 will be The fraction of a radioactive material which remains active after time t is 9/16. The fraction which remains active after time t/2 will be October 18, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related