Join the Most Relevant JEE Main 2025 Test Series & get 99+ percentile! Join Now
Search any question & find its solution
Question: Answered & Verified by Expert
A satellite revolving around a planet has orbital velocity $10 \mathrm{~km} / \mathrm{s}$. The additional velocity required for the satellite to escape from the gravitational field of the planet is
PhysicsGravitationAP EAMCETAP EAMCET 2015
Options:
  • A $14.14\ km/s$
  • B $11.2\ km/s$
  • C $4.14\ km/s$
  • D $41.4\ km/s$
Solution:
2460 Upvotes Verified Answer
The correct answer is: $4.14\ km/s$
The relation between two velocities is given by the relation
$\begin{aligned}
& v_{\mathrm{e}}=(\sqrt{2}-1) v_0 \\
& =(1.414-1) \mathrm{v}_0 \\
& =0.414 \times 10=4.14 \mathrm{~km} / \mathrm{s}
\end{aligned}$

Looking for more such questions to practice?

Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.