Disturbed by speeding cars outside his workplace, Nobel laureate Arthur Holly Co

Question

Disturbed by speeding cars outside his workplace, Nobel laureate Arthur Holly Compton designed a speed bump (called the "Holly hump") and had it installed. Suppose a 1 800-kg car passes over a hump in a roadway that follows the arc of a circle of radius21.4m as in the figure below.

magnitude N direction ---Select---updownleftright Disturbed by speeding cars outside his workplace, Nobel laureate Arthur Holly Compton designed a speed bump (called the "Holly hump") and had it installed. Suppose a 1 800-kg car passes over a hump in a roadway that follows the arc of a circle of radius21.4m as in the figure below. (a) If the car travels at25.5km/h what force does the road exert on the car as the car passes the highest point of the hump?

Explanation / Answer

25.50 km/h = 25.50x10^3 m / 3600s = 7.08 m/s

At the top of the circle the centripetal force (mv

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