A 1.1-kg object is suspended from a vertical spring whose spring constant is 160 N/m. (a) Find the amount by which the spring is stretched from its unstrained length. (b) The object is then pulled straight down by an additional distance of 0.20 m and released from rest. Find the speed with which the object passes through its original position on the way up. (a) Number i (b) Number i Units Units

A 1.1-kg object is suspended from a vertical spring whose spring constant is 160 N/m. (a) Find the amount by which the spring is stretched from its unstrained length. (b) The object is then pulled straight down by an additional distance of 0.20 m and released from rest. Find the speed with which the object passes through its original position on the way up. (a) Number i (b) Number i Units Units