JEE Main 2013 — Gravitation Question with Solution
JEE Main 2013 (07 Apr)
Question
What is the minimum energy required to launch a satellite of mass from the surface of a planet of mass and radius in a circular orbit at an altitude of ?
Choose an option
Show full solutionCorrect option: C
Correct answer
C
Step-by-step explanation
As we know,
Gravitational potential cnergy
and orbital velocity,
Therefore minimum required energy,
Gravitational potential cnergy
and orbital velocity,
Therefore minimum required energy,
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 2013, 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.