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    A car of mass 2000 Kg pulls a caravan of mass 200 Kg. The resistance to motion of the car is 1000 N and the resistance to motion of the caravan is 100 N. find the tension in the coupling at the instant when their speeds is 40 Km/hr with the power output of the engine equal to 100 KW.
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    Post what you understand of the question or what you've done so far, we're not just going to do your homework for you.
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    I am messed up at the middle , actually am confused with couple
 
 
 
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