A car travels on a road that, if viewed from the side, has a semicircular bump. When at the top of the bump, the occupants of the car feel as though they weigh half their normal weight. What is the speed of the car if the radius of the semicircle is 120 m?
A) 107 m/s
B) 53.7 m/s
C) 34.3 m/s
D) 24.2 m/s

Question

Quizplus · Accepted Answer

The Answer of A car travels on a road that, if viewed from the side, has a semicircular bump. When at the top of the bump, the occupants of the car feel as though they weigh half their normal weight. What is the speed of the car if the radius of the semicircle is 120 m?
A) 107 m/s
B) 53.7 m/s
C) 34.3 m/s
D) 24.2 m/s

A Car Travels on a Road That, If Viewed from the Side