How much work is done by the tension

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Reference no: EM1319929

Q1. One boat tows another boat by means of a tow line that is under a constant tension of 475 N. The boats move at a constant speed of 5.50m/s. How much work is done by the tension in 1.1 min?

Q2. A train is travelling up a 4.5 degree incline at a speed of 3.25 m/s when the last car breaks free and begins to coast without friction. a) How long does it take for the last car to come to rest momentarily? b) How far did the last car travel before momentarily coming to rest?

Reference no: EM1319929

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