AB is part of a circuit as shown that absorbs energy at a rate of 50 W . E is an emf device that has no internal resistance. AB is part of a circuit as shown that absorbs energy at a rate of 50 W . E is an emf device that has no internal resistance. November 18, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related