A particle is moving in a circle of radius r centred at O with constant speed v. What is the change in velocity in moving from A to B. A particle is moving in a circle of radius r centred at O with constant speed v. What is the change in velocity in moving from A to B. September 22, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related