Find the depth of the well
A stone is dropped from rest into a well. The sound of the splash is heard exactly 2.30 s later. Find the depth of the well if the air temperature is 14.0°C.
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A woman is pushing a box along the ground. She is exerting a horizontal force of 156 N on the box. The box has a mass of 84.0 kg, and has an opposing horizontal frictional force of 135 N. What is the coefficient of kinetic friction between the box
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