The moment of inertia of a uniform circular disc is maximum about an axis perpendicular to the disc and passing through:

 

  • Option 1)

    C

  • Option 2)

    D

  • Option 3)

    A

  • Option 4)

    B

 

Answers (1)

As we learned in

Moment of inertia for disc -

I=frac{1}{2} MR^{2}

 

- wherein

About an axis perpendicular to the plane of disc & passing through its centre .

 

 

The moment of inertia of a uniform circular disc is maximum about an axis perpendicular to the disc and passing through B.

M.I. of disc about target is maximum.


Option 1)

C

 

This option is incorrect

Option 2)

D

This option is incorrect

Option 3)

A

This option is incorrect

Option 4)

B

This option is correct

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