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niha

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Posts posted by niha

  1. Why donot the images ulpoad?  Taking a picture and posting it here us more easy than typing the whole question  .... I have a lot of questions to ask. Plz recommend me some effective method

  2. Car pulls trailer of mass 500 kg . The friction acting on the car is 1200 n and that on the trailer is 400 N . At first the acc of the car  and trailer system is 2 m/s^2

    What is the tension In coupling btw the car and the trailer for this acc? 

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