A large spring is placed at the bottom of an elevator shaft to minimize the impact in case the elevator cable breaks. A loaded car has mass 480 , and its maximum height above the spring is 11.8 . In order to minimize the shock, the maximum acceleration of the car after hitting the spring is 4. solve for the spring constant k
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You need to include units with your numbers. That is one the first things you should have learned about physics.
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