1. A moving company needs to lift a 700 lb. (320kg) piano to the top floor of an apartment building. They set up a rope and pulley system on the balcony of the upper story apartment, and pull the piano up. If the piano initially has an acceleration of 0.45 m/s^2, what is the tension in the rope during that period of time?

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To determine the tension in the rope during the period of time when the piano has an acceleration of ... View the full answer