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[" 7) A planet moving along an elliptica...

[" 7) A planet moving along an elliptical orbit is closest "],[" A planet moving along an elliptical orbit is closest "],[" to the sun at a distance "r_(1)" and farthest away at "],[" a distance of "r_(2)" .If "v_(1)" and "v_(2)" are the linear "],[" velocities at these points respectively,then the "],[" ratio "(v_(1))/(v_(2))" is :- "],[[" (1) "(r_(1)/r_(2))^(2)," (2) "r_(2)/r_(1)," (3) "(r_(2)/r_(1))^(2)," (4) "r_(1)/r_(2)]]

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