A car of mass one metric ton travelling ...

A car of mass one metric ton travelling at `32m//s`c dashes into the rear of a truck of mass `8000kg` moving in the same direction with a velocity of `4m//s` After the collision the car bounces back wards with a velocity of `8m//s` What is the velocity of the truck after the impact ?

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SL ARORA-Laws of Motion-Exercise

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