Q)
A sphere of mass M and radius R has a concentric cavity of radius R
as shown in figure. The force Fexerted by the sphere on a particle
of mass m located at a distance r from the centre of sphere varies as
(0 sr s0)
4.
(a)
(b)
(e)
(d)
Which one of the following graphs represents correctly the variafion
5.
...
