January 28, 2022 1. An industrial company has a shop building with a tall garage door weighing 1,115 kg. Normally the door has an electric motor opener but the motor is broken and does not work. The company needs to get their garage door to their shop open. The door has a cable that runs from the bottom of the door up to a pully at the top of the door where the cable winds around a rod when the motor is working. If all 15 employees work together, they can manually exert 5,000 N m of torque to pull the cable up and wind it around the rod, in an effort to pull the door up. What minimum diameter does the pully need to be for their efforts to be successful? 9 81 r