1) A block attached to elastic spring has a kinetic energy of 4 J and spring has an elastic potential energy of 2 J when the block is at x= +3.0 cm. a) What is the kinetic energy when the block is at x= 0?
What is the elastic potential energy when the block is at b) x= -3.0 cm and c) X=Xm?
a. Kinetic energy = 6J b.... View the full answer