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Then diagram given below shows a ski jum...

Then diagram given below shows a ski jump.A skier weighing 60 kgf stands at A at top of ski jump.He moves from A and takes off for his jump at B.

(a)Calculate the change in the gravitational potential energy of the skier between A and B.
(b)If 75 % of the energy in part (a)becomes kinetic energy at B,calculate the speed at which the skier arrives at B.
(Take g=10 m `s^(-2)`)

Text Solution

Verified by Experts

(a)`3.6xx10^(4)`J (b) 30 m `s^(-1)`
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