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27 Nov 2019
A roller coaster car starts with a speed of 12 m/s at point A (30meters above the horizontal surface), travels down a hill andlevels out at point B (15 meters above the horizonta surface), thentravels down hill again to point C on the level horizontal surface.Find the speed of the roller coaster car at points B and C?
A roller coaster car starts with a speed of 12 m/s at point A (30meters above the horizontal surface), travels down a hill andlevels out at point B (15 meters above the horizonta surface), thentravels down hill again to point C on the level horizontal surface.Find the speed of the roller coaster car at points B and C?
