A 500-kg train car is coasting with its engine off on a funny track. At Point A, it is at a height of 50.0 m above groun
Posted: Sat Jul 02, 2022 7:09 pm
A 500-kg train car is coasting with its engine off on a funny track. At Point A, it is at a height of 50.0 m above ground and has a speed of 15 m/s. It reaches Point B at a height of 30.0 m above ground. The entire track is 1.50 km long. Assume that friction and air resistance are negligible. What is its speed at Point B? Full and clear work must be shown to receive full credit. A Ground