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A cyclist free-wheels from the top of a ...

A cyclist free-wheels from the top of a hill, gathers speed going down the hill, applies the brakes and eventually comes to rest at the bottom of the hill. Which one of the following energy changes take place.

A

Potential to kinetic and to heat energy

B

Kinetic to potential and to heat energy

C

chemical to heat and to potentia energy

D

Kinetic to heat and to chemical energy

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The correct Answer is:
A
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