a 4.5 kg dog stands on an 18 kg flatboat at distance D ! 6.1 m from the shore. It walks 2.4 m along the boat towardshore and then stops. Assuming no friction between the boat and the wa-ter, find how far the dog is then from the shore.
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Expert's answer
2021-12-31T08:54:55-0500
0=mbvb−mdvd,v=td,0=mbtdb−mdtdd,0=mbdb−mddd.db+dd=2.4 m.dd=1.92 m,dd=0.48 m.Ddog=6.1−1.92=4.2 m.
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