It is required to hold equal charges, q in equilibrium at the corners of a square. What charge when placed at the centre of the square will do this? It is required to hold equal charges q in equilibrium at the corners of a square. What charge when placed at the centre of the square will do this? December 6, 2020 Category: Cengage JEE Mains Physics by B.M Sharma , Chapter 17 - Electric Charge and Field , Facebook Messenger WhatsApp Share this:TwitterFacebook Related