Velocity of a particle of mass 2 kg changes from v1 =−2 i −2 j m/s to v 2 =( i − j )m/s after colliding with a plane surface Velocity of a particle of mass 2 kg changes from v1 =−2 i −2 j m/s to v 2 =( i − j )m/s after colliding with a plane surface September 24, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related