Speed, distance & stopping distance

On a provincial road near Wierden you are driving 100 km/h. What is your braking distance per the book formula?

50.00 m
100.00 m
200.00 m

Explanation

False — trap: doubling error. Braking distance is quadratic, not a doubling of some earlier figure: (10x10):2 = 50.00 m (Book p.126).

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