Question: A high-speed car has a drag coefficient of 0.3 and a frontal area of 1.0 m2. A parachute is to be used to slow this

A high-speed car has a drag coefficient of 0.3 and a frontal area of 1.0 m2. A parachute is to be used to slow this 2000-kg car from 80 to 40 m/s in 8 s. What should the chute diameter be? What distance will be travelled during deceleration? Assume sea-level air.

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