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... oves from position O to A after n number of rounds. Please calculate the value of the potential energy E that the object I has. Also, take the standard gravity acceleration as g, circumference ratio as π.

Himeji Mizuki’s answer:

Difference in height between OA=n *2 π r*sin 30

As kinetic energy E is equivalent to the lost energy from O to A

E= m * g * (Difference in height between OA)

Thus,

E = π nmgr

Teacher’s Comment:

Correct. Thi ...

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