n balls each of mass m impinge elastically each second on a surface with velocity u. The average force experienced by the surface will be n balls each of mass m impinge elastically each second on a surface with velocity u. The average force experienced by the surface will be October 19, 2020 Category: Cengage JEE Mains Physics by B.M Sharma , Chapter 5 - Newton's Laws of Motion (Without Friction) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related