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00 kg kid crawls up a 12.00 meters long slide inclined at an angle of 30.00 degrees above the horizontal.

A 30.00 kg kid crawls up a 12.00 meters long slide inclined at an angle of 30.00 degrees above the horizontal. What is the change in gravitational potential energy of the child
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Solution:
12
30
Long side where the child travels is 12 m
Vertical displacement of child is h
Using trigonometric rule Hence change in gravitational potential energy is:
Potential energy at height...

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