When an `alpha` particle of mass m moving with velocity v bombards on a heavy nucleus of charge Ze, its distance of closest approach form the nucleus depends on m as

Options

A. `(1)/(m)`
B. `(1)/(sqrt m)`
C. `(1)/(m^(2)`
D. m

Answer

A

Explanation

When an a particle of mass m moving with bombards on a heavy nucleus of charge .Ze., its is closest approach from the nucleus depends on mass.