A satelite revolves around a planet in a...

A satelite revolves around a planet in an elliptical orbit. Its maximum and minimum distances from the planet are `1.5xx10^(7)` m and `0.5xx10^(7)` m respectively. If the speed of the satellite at the farthest point be `5xx10^(3)` m/s, calculate the speed at the nearest point.

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