Physics, asked by Sriramvikram007, 9 months ago

A car of mass 400kg travelling at 72km/h crushed into a truck of mass 4000 kg and travelling at 9km/h in same direction. The car bounces back at a speed of 18km/h. Find the speed of the truch after the impact

Answers

Answered by akrist3

2

Answer:

400×72+4000×9=−18×400+4000×v

v=18 kmph

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