Q. A particle of mass $m$ is placed inside a spherical shell, away from its centre. The mass of the shell is $M$
A) The particle will move towards the centre if $m < M$, and away from the centre if $m > M$
B) The particle will move towards the centre
C) The particle will oscillate about the centre of shell
D) The particle will remain stationary
Explanation
(d) The gravitational intensity at a point inside the spherical shell is zero
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.