(II) A car drives straight down toward the bottom of a valleyand up the other side on a road whose bottom has a radius ofcurvature of 115 m.At the very bottom, the normal force on thedriver is twice his weight. At what speed was the car traveling?

(II) A car drives straight down toward the bottom of a valleyand up the other side on a road whose bottom has a radius ofcurvature of 115 m.At the very bottom, the normal force on thedriver is twice his weight. At what speed was the car traveling?

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Question

(II) A car drives straight down toward the bottom of a valley
and up the other side on a road whose bottom has a radius of
curvature of 115 m.At the very bottom, the normal force on the
driver is twice his weight. At what speed was the car traveling?

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