Newton's Third Law & Action-Reaction Pairs
6. Intro to Forces (Dynamics) / Newton's Third Law & Action-Reaction Pairs / Problem 7
A worker of mass 78.0 kg is standing on a digital scale that outputs measurements in kg. Work out the display on the scale when the worker lifts a 42.0 kg box upward, accelerating it at 3.0 m/s2.
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