JEE Main 2004 — Gravitation Question with Solution
From: AIEEE 2004
Question
Suppose the gravitational force varies inversely as the nth power of distance. Then the time period of a planet in circular orbit of radius around the sun will be proportional to
Choose an option
Show full solutionCorrect option: C
Correct answer
C
Step-by-step explanation
For moving a planet around the sun in the circular orbit,
The necessary centripetal force = Gravitational force exerted on it
We know,
=
=
The necessary centripetal force = Gravitational force exerted on it
We know,
=
=
Practice this on the real CBT interface
Solve this JEE Main question (and the rest of the Gravitation chapter) on PrepSharp's TCS iON-style CBT player — with timer, bookmarks and session analytics.
Solve interactively →About this question
This is a previous-year question from JEE Main 2004, 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.