Why gravitational potential energy always have a negative sign?Also explain the graph of variation of gravitational potential energy with distance r from the centre of the earth?

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Why gravitational potential energy always have a negative sign?Also explain the graph of variation of gravitational potential energy with distance r from the centre of the earth?

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Answer 1 · 2018-05-16T05:16:30

Gravitational potential energy always has a negative sign indicates that it is a bound system and energy needs to be spent to pull the constituents of the system apart.

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Why gravitational potential energy always have a negative sign?Also explain the graph of variation of gravitational potential energy with distance r from the centre of the earth?

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