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13 October, 01:04

You are designing a ski jump ramp for the next winter olympics. you need to calculate the vertical height h from the starting gate to the bottom of th

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  1. 13 October, 02:38
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    Answer: Using conservation of energy:

    E (i) = E (f) ½mv (i) ² + mgh + W (skier) = ½mv (f) ²

    (0.5) (90) (2.0) ² + (90) (9.8) h + 4000 = (0.5) (90) (30) ²

    h = 41.18 meters
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