Question: 5. [-/3 Points] DETAILS SERPSE10 7.4.OP.009. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A light spring obeys Hooke's law. The spring's unstretched length is 33.5

5. [-/3 Points] DETAILS SERPSE10 7.4.OP.009. MY NOTES ASK YOUR TEACHER

5. [-/3 Points] DETAILS SERPSE10 7.4.OP.009. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A light spring obeys Hooke's law. The spring's unstretched length is 33.5 cm. One end of the spring is attached to the top of a doorframe and a weight with mass 7.75 kg is hung from the other end. The final length of the spring is 40.0 cm. (a) Find its spring constant (in N/m). N/m (b) The weight and the spring are taken down. Two people pull in opposite directions on the ends of the spring, each with a force of 190 N. Find the length (in m) of the spring in this situation. m (c) What If? What would be the length (in m) of the spring if it were now attached to the vertical portion of the doorframe and stretched horizontally by a single person exerting a force of 190 N? m Need Help? Road It

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