Given:
As we know,
→ [tex]F\times r = I\times \alpha[/tex]
or,
→ [tex]I = \frac{F\times r}{\alpha}[/tex]
By putting the values,
[tex]= 4.78 \ Kg-m^2[/tex]
Thus the answer above is right.
Learn more about force here:
https://brainly.com/question/7020147