A vertical spring (ignore its mass), whose spring constant is 980 N/m, is attached to a table and is compressed 0.160 m.
(a) What speed can it give to a 0.400 kg ball when released?
(b) How high above its original position (spring compressed) will the ball fly?
Physics - charlotte bronte, Monday, January 16, 2012 at 11:45pm
u should get