Physics, 20.12.2020 16:00 jayybrain6337

A box of books weighing 215 N moves at a constant velocity across the floor when the box is pushed with a force of 135 N exerted downward at an angle of 30° with the horizontal. Find μk between the box and the floor.

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A box of books weighing 215 N moves at a constant velocity across the floor when the box is pushed w...