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A bobsled slides down an ice track starting (at zero initial speed) from the top of a(n) 192 m high hill. The acceleration of gravity is 9.8 m/s 2 . Neglect friction and air resistance and determine the bobsled’s speed at the bottom of the hill. Answer in units of m/s.
asked Jan 26, 2016 in PHYSICS by anonymous

1 Answer

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The initial velocity of the bobsled is 0 m/sec.

The bobsled is placed at height of 192 m.

The acceleration due to gravity is 9.8 m/sec².

Find the final velocity.

Equation of motion: image.

The acceleration due to freely falling body is equal to acceleration due to gravity.

image

The final velocity of the bobsled image

answered Jan 26, 2016 by Lucy Mentor

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