A circuit is shown in figure. R is a nonzreo varible but finite resistance . e is some unknown emf with polarities as shown. Match the columns. A circuit is shown in figure. R is a nonzreo varible but finite resistance . e is some unknown emf with polarities as shown. Match the columns. November 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related