Question: A car on a roller coaster starts at zero speed at an elevation above the ground of 26m. It coasts down a slope, and

A car on a roller coaster starts at zero speed at an

A car on a roller coaster starts at zero speed at an elevation above the ground of 26m. It coasts down a slope, and then climbs a hill. The top of the hill is at an elevation of 10m. What is the speed of the car at the top of the hill? Neglect any frictional effects.

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