Conservative force as negative gradient of potential energy derivation
Asked by admin @ in Physics viewed by 304 People
Conservative force as negative gradient of potential energy derivation
Asked by admin @ in Physics viewed by 304 People
Conservative force as negative gradient of potential energy derivation
Answered by admin @
Positive work must also be done against gravity (by an external force) to move the object away from the Earth. The object would gain potential energy if moved away from the Earth. But it has zero potential energy at infinity. Hence it must have negative potential energy when closer to Earth than infinity.
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