The second’s hand of a watch has length 6cm. Speed of end point and magnitude of difference of velocities at two perpendicular positions will be The second's hand of a watch has length 6cm. Speed of end point and magnitude of difference of velocities at two perpendicular positions will be November 26, 2020 Category: Arihant Physics by D.C Pandey , Chapter 7 - Circular Motion , Volume 1 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related