Question

The distance of the closest approach of an
alpha particle fired at a nucleus with kinetic
energy K is fo. The distance of the closest
approach when the a particle is fired at the
same nucleus with kinetic energy 2K will be
[GUJ CET 2015)
(A)ro/2
(B)4ro
©ro/4
(D) 2ro​

Answer 1

Answer:

.....,

Explanation:

.

4ro

....................