A 3-kg block rests on top of a 2-kg block supported by, but not attached to, a spring of constant 40 N/m. The upper block is suddenly removed. Determine (a) the maximum speed reached by the 2-kg block, (b) the maximum height reached by the 2-kg block.

 A 3-kg block rests on top of a 2-kg block supported by, but not attached to, a spring of
constant 40 N/m. The upper block is suddenly removed. Determine (a) the maximum
speed reached by the 2-kg block