Which one of the following graphs represents correctly the variation of the intensity of gravitational field\[(I)\]with the distance (r) from the centre of a spherical shell of mass M and radius a
A)
B)
C)
D)
Correct Answer:
B
Solution :
: (i) Inside the shell, field = zero (ii) Outside the shell, field \[\propto \frac{1}{{{r}^{2}}}\]