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the radii of nuclei of ""(13)Al^(27 ) a...

the radii of nuclei of `""_(13)Al^(27 ) and ""_(30)Zn^(64) ` are ` R_1 and R_2` respectively then `(R_1)/(R_2)` = ………

A

`(64 )/(27 )`

B

`3/4`

C

`(27 )/(64)`

D

`4/3`

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