Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Nuclei

Question:

Calculate the radius of nucleus of an element whose nucleus is represented as : 125X53.

Options:

5.2 x 10-15

6 x 10-13 m 

5.2 x 10-13 m 

6 x 10-15 m 

Correct Answer:

6 x 10-15 m 

Explanation:

A being the mass number of the element, the radius of nucleus is given as : R = ROA1/3

Put Ro = 1.2 x 10-15 m ; A = 125