I -V characteristic of a copper wire of length L and area of cross section A is shown in the figure. The slope of the curve becomes I -V characteristic of a copper wire of length L and area of cross section A is shown in the figure. The slope of the curve becomes September 19, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related