A skier starts from rest at the top of each of the hills shown in the figure. On

Question

A skier starts from rest at the top of each of the hills shown in the figure.

On which hill will the skier have the highest speed at the bottom if we ignore friction:

On which hill will the skier have the highest speed at the bottom if we ignore friction:

(a) (b) (c) (d) (c) and (d) equally A skier starts from rest at the top of each of the hills shown in the figure. On which hill will the skier have the highest speed at the bottom if we ignore friction: On which hill will the skier have the highest speed at the bottom if we ignore friction: (a) (b) (c) (d) (c) and (d) equally

Explanation / Answer

as friction not present..

energy conserved...

so P.E gets converted to K.E

as height in (c) and (d) are same..

k.e @ ( c) and (d)are same

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