JEE Main 2020 — Gravitation Question with Solution
From: JEE Main 2020 (Online) 6th September Morning Slot
Question
A satellite is in an elliptical orbit around a planet P. It is observed that the velocity of the satellite
when it is farthest from the planet is 6 times less than that when it is closest to the planet. The
ratio of distances between the satellite and the planet at closest and farthest points is:
Choose an option
Show full solutionCorrect option: C
Correct answer
C1 : 6
Step-by-step explanation
By angular momentum conservation
Li = Lf
rminvmax = rmaxvmin .....(i)
Given, vmax = 6vmin
From equation (i),
=
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This is a previous-year question from JEE Main 2020, covering the Gravitation chapter of Physics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.