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March 26, 2017

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A student is skateboarding down a ramp that is 8.81 m long and inclined at 27.3 ° with respect to the horizontal. The initial speed of the skateboarder at the top of the ramp is 2.58 m/s. Neglect friction and find the speed at the bottom of the ramp.

  • Physics - ,

    hint

    Kinetic energy at bottom = kinetic energy at top + m g h

    where h = 8.81 sin 27.3

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