The axis of a hallow cone as shown in figure is vertical. Its base radius is R. It is kept in a uniform electric field E parallel to its axis. The axis of a hallow cone as shown in figure is vertical. Its base radius is R. It is kept in a uniform electric field E parallel to its axis. November 1, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related