[013 Points] DETAILS PREVIOUS ANSWERS MY NOTES ASK YOUR TEACHER When a 2.00-kg object is hung vertically on a certain light spring described by Hooke's law, the spring stretches 2.64 cm. (a) What is the force constant of the spring? 7455 x Your response is off by a multiple of ten. N/m (b) If the 2.00-kg object is removed, how far will the spring stretch if a LOO-kg block is hung on it? Em (C) How much work must an external agent do to stretch the same spring 8.50 cm from its unstretched position? :lJ Submit