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QUESTION
a professors door is .91m wide, 2.0 m high and 4 cm thick. has a mass of 25kg, and pivots on a friciotnless hinges. whe door is open and at rest, the...
a professors door is .91m wide, 2.0 m high and 4 cm thick. has a mass of 25kg, and pivots on a friciotnless hinges. whe door is open and at rest, the door closer exerts a torque of 5.2Nm. what is least force that you need ot appply to door to hold open
