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(∠AOB = 40)? 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(∠AOB = 40)? September 5, 2020 Category: Cengage JEE Mains Physics by B.M Sharma , Chapter 4 - Motion in 2 Dimension , Facebook Messenger WhatsApp Share this:TwitterFacebook Related