Obtain approximately the ratio of the nuclear radii of the gold isotope `._(79)^(197)Au` and the silver isotope `._(47)^(107)Ag`.

Explanation

Here `A_(1)=197` and `A_(2)=107`
`(R_(1))/(R_(2))=((A_(1))/(A_(2)))^(1//3)=((197)/(107))^(1//3)=1.225`