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A train consists of 50 cars each of which has a mass of

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A train consists of 50 cars, each of which has a mass of 7.2× 103kg. The train has an acceleration of+7.9 × 10-2m/s2. Ignore friction and determine the tension in the coupling(a)between the 30thand 31stcars and(b)between the 49thand 50thcars.

Reference no: EM13586005

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