A plank of mass m rests symmetrically on two wedges B and C of mass M. What is the acceleration of the plank? Neglect friction between all the contact surfaces. A plank of mass m rests symmetrically on two wedges B and C of mass M. What is the acceleration of the plank? Neglect friction between all the contact surfaces. August 29, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related