The earth moves round the sun in an elliptical orbit. O is the focus of ellipse and A &B are two points in the path such that (OA)/(OB)= KThe ratio of the speed of the earth at B and at A is nearly

The earth moves round the sun in an elliptical orbit. O is the focus o

1.	The earth moves round the sun in an elliptical orbit. O is the focus of ellipse and A &B are two points in the path such that (OA)/(OB)= KThe ratio of the speed of the earth at B and at A is nearly
Answer» `sqrtK` K `K^2` `K^(3//2)` ANSWER :B