JEE Main 2012 — Gravitation Question with Solution
JEE Main 2012 (Offline)
Question
The mass of a spaceship is . It is to be launched from the earth's surface out into free space. The value of ' ' and ' ' (radius of earth) are and respectively. The required energy for this work will be ;
Choose an option
Show full solutionCorrect option: D
Correct answer
D Joules
Step-by-step explanation
To launch the spaceship out into free space, from energy conservation,
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This is a previous-year question from JEE Main 2012, 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.