Two pieces of plastic , a full ring and a half ring have the same radius and charge density. which electric field at the centre has the greater magnitude? Define your answer. a full ring and a half ring have the same radius and charge density. which electric field at the centre has the greater magnitude? Define your answer. Two pieces of plastic October 28, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related