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Question

A satellite is moving in elliptical orbit around a fixed planet. If eccentricity of ellipse is e = 0.4 then ratio of maximum speed to minimum speed of satellite is  (Answer upto two digits after the decimal point.)


Solution


By conservation of angular momentum,
mv1r1=mv2r2

v1v2=r2r1=1+e1e=1.40.6

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