A box of mass M sits on a table and is connected by a rope passing over a smooth support to another box of mass m that hangs over the edge of the table.

(a) What is the acceleration of M ignoring friction
(b) and if the coefficient of kinetic friction between box and table is
µ=0.345

1 answer

a) mg = (M+m)a
b) mg - mu Mg = (M+m)a