Two parallel straight lines are inclined to the horizon at an angle alpha. A particle is projected from a point mid way between them so as to graze one of lines and strikes the other at right angle. Two parallel straight lines are inclined to the horizon at an angle alpha. A particle is projected from a point mid way between them so as to graze one of lines and strikes the other at right angle. September 22, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related