A train consists of 50 cars, each of which has a mass of 6.6*10^3 kg. The train has an acceleration of 6.0*10^-2 m/s2. Ignore friction and determine the tension in the coupling at the following places.(adsbygoogle = window.adsbygoogle || []).push({});

A)between the 30th and 31st cars

B)between the 49th and 50th cars

I know f=ma thats about it.

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# Acceleration of train problem

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