Gravitation
Class 11 · Gravitation · Practice

Orbital Motion & Satellites — Previous-Year Questions

5 previous-year questions on Orbital Motion & Satellites, drawn from JEE Mains, JEE Advanced, NEET UG, and CUET papers. Every question carries a worked-out explanation.

Q1. If the radius of Earth is halved keeping mass same, escape velocity becomes:

JEE 2020

Q2. The ratio of orbital velocity to escape velocity for a satellite near Earth's surface is:

JEE 2019

Q3. A satellite orbits Earth at height R above the surface (R = radius of Earth). Its orbital speed is:

JEE 2021

Q4. Two planets have radii r₁ and r₂, densities ρ₁ and ρ₂. Ratio of escape velocities:

JEE 2018

Q5. Energy required to move a satellite from orbit of radius 2R to 3R is:

JEE 2017

Orbital Motion & Satellites previous-year questions from sciphylab (also known as SciPhy, SciPhy Lab, SciPhy Labs, Physics Lab). Class 11 physics practice for JEE Mains, JEE Advanced, NEET UG, AP Physics 1/2/C, SAT, and CUET-UG candidates.