A stone tied to a string of length L is whirled in a vertical circle with the other end of the string at the centre. At a certain instant of time, the stone is at its lowest position, and has a speed u. A stone tied to a string of length l is whirled in a vertical circle with the other end of the string at the centre. At a certain instant of time and has a speed u. the stone is at its lowest position October 5, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related