Asked by Bob
A speeding motorists passes a stopped police car. At the moment he passes, the police car begins accelerating at a constant rate of 4.4 m/s^2. The motorist unaware that he is being chased, continues at a constant speed until the police car catches him 12s later. How fast was the motorist going?
Answers
Answered by
Henry
d1 = d2.
V1*t1 = 0.5a*t^2.
V1*12 = 0.5*4.4*12^2.
Solve for V1(m/s).
V1*t1 = 0.5a*t^2.
V1*12 = 0.5*4.4*12^2.
Solve for V1(m/s).
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