Question

42. Two spherical bodies of masses m and 4 m and radii
-R and 2R respectively are released in free space with
initial separation between their centres equal to 15 R.
If they attract each other due to gravitational force
only, then the distance covered by smaller sphere
just before collision will be
2R
R
14 R
m
4 m
5R
(c) 2.5 R
(b) 9.6 R
(d) 6 R​

Answer 1

Answer:

hope it helps...

Good luck