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• A truck of mass 3500 kg moving at 15 m/s westward collides with a 1700...

• A truck of mass 3500 kg moving at 15 m/s westward collides with a 1700 kg car moving at 25 m/s eastward. The two vehicles are enmeshed and move together. (a) Find their common speed and direction. (b) Determine whether the collision is elastic.

with full details please .

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