Problem 15: A car moving at 10.5 m/s crashes into a tree and stops in 0.28 s. Part (a) Calculate the magnitude of the

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answerhappygod
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Problem 15: A car moving at 10.5 m/s crashes into a tree and stops in 0.28 s. Part (a) Calculate the magnitude of the

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Problem 15: A car movingat 10.5 m/s crashes into a tree and stopsin 0.28 s.
Part (a) Calculate the magnitude ofthe force, in newtons, the seatbelt exerts on a passenger in thecar to bring him to a halt. The mass of the passengeris 75.5 kg. F =
Part (b) What would the finalvelocity be, in meters per second, if the car with the 75.5-kgpassenger had collided with (and stuck to) a car that has an equalmass and is traveling in the opposite direction and at the samespeed?
vf =
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