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rollercoaster car starts at a height of 90 m at Point A and is moving at a speed of 20 m/s on a later hill at point C. Assuming friction does not affect the motion of a car, what is its height at point
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rollercoaster car starts at a height of 90 m at Point A and is moving at a speed of 20 m/s on a later hill at point C. Assuming friction does not affect the motion of a car, what is its height at point C.

User Gnanam
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1 Answer

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OH Cool! So.. 9.8 * 90 = 1/2 * 20 ^2 + 9.8 * hc
User Luke Whyte
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