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Posted by on Wednesday, October 19, 2011 at 7:08pm.

A bobsled slides down an ice track starting
(at zero initial speed) from the top of a(n)
165 m high hill.
The acceleration of gravity is 9.8 m/s2 .
Neglect friction and air resistance and determine the bobsled’s speed at the bottom of
the hill.
Answer in units of m/s

  • physics - , Wednesday, October 19, 2011 at 7:43pm

    PEofbobsled= finalKE
    mgh=1/2 m v^2
    solve for v. Notice mass divides out.

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