JEE Main 2020 — Gravitation Question with Solution
JEE Main 2020 (09 Jan Shift 1)
Question
A body A of mass is moving in a circular orbit of radius about a planet. Another body B of mass collides with A with a velocity which is half the instantaneous velocity of A. The collision is completely inelastic. Then, the combined body:
Choose an option
Show full solutionCorrect option: D
Correct answer
Dstarts moving in an elliptical orbit around the planet
Step-by-step explanation
Conserving momentum
thus the combined mass will go on to an elliptical path
thus the combined mass will go on to an elliptical path
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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.