A particle is projected from a point on the level ground and its height is h when at horizontal distances a and 2a from its point of projection. Find the velocity of projection. A particle is projected from a point on the level ground and its height is h when at horizontal distances a and 2a from its point of projection. Find the velocity of projection. September 21, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related