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In a head-on collision, a car of mass 1000 kg stops in 0.15 s from a speed of 30 m/s. The driver has a mass

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In a head-on collision, a car of mass 1000 kg stops in 0.15 s from a speed of 30 m/s. The driver has a mass of 90 kg, and is, fortunately, tightly strapped into his seat. What force is applied to the driver by his seat belt during that fraction of a second? (Give your answer in Newtons)

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