A 950kg sports car collides into the rear end of a 2500kg


A 950kg sports car collides into the rear end of a 2500kg SUV stopped at a red light. The bumpers lock, the brakes are locked, and the two cars skid forward 2.6m before stopping. The police officer, knowing that the coefficient of kinetic friction between tires and road is 0.80, calculates the speed of the sports car at impact. What was that speed? Express answer in two significant figures

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Physics: A 950kg sports car collides into the rear end of a 2500kg
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