# Mass of a body is 500g . It is thrown vertically upward with kinetic energy 58.8j . So its kinetic energy reduce to half at which height?

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Initial Kinetic Energy

Final Kinetic Energy

Let's assume that the rest of Kinetic Energy has been converted into Gravitational potential energy.

Initial Gravitational potential Energy

Final Gravitational potential Energy

We need to know the height

So,

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Describe your changes (optional) 200

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6m

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When the Kinetic energy has reduced to half, the other part has become gravitational potential energy

hence

Describe your changes (optional) 200