A motorist travels at a constant speed of 355 ms through a, Ask an Expert

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A motorist travels at a constant speed of 35.5 m/s through a school zone, exceeding the posted speed limit. A policeman waits 7.0 s before giving chase at an acceleration of 3.9 (m/s)^2.

(a) Find the time required to catch the car from the instant the car passes the policeman.

(b) Find the distance required for the policeman to overtake the motorist.

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