A circular disc A of radius r is made from an iron plate of thickness t and another circular idsc B of radius 4 r is made from another iron plate of thickness t/4. The relation between the moments of inertia `I_(1)` and `I_(2)` B is :

A circular disc A of radius r is made from an iron plate of thickness t and another circular disc B of radius 4r is made from an iron plate of thickness t/4. The relation between the moments of inertia I_A and I_B is

A circular disc A of radius r is made from an iron plate of thickness t and another circular disc B of radius 4r is made from an iron plate of thickness t/4. The relation between the moments of inertia I_A and I_B is

A circular disc A of radius r is made from an iron plate of thickness t and another circular disc B of radius 4r is made from an iron plate of thickness t//4 . The relation between the moments of inertia I_(A) and I_(B) is (about an axis passing through centre and perpendicular to the disc)

A circular disc A of radius r is made from an iron plate of thickness t and another circular disc B of radius 4r is made from an iron plate of thickness t//4 . The relation between the moments of inertia I_(A) and I_(B) is (about an axis passing through centre and perpendicular to the disc)

A circular disc A of radius r is made from aniron plate of thickness t and nother circular disc B of rdius 4r is made fro an iron plate of thickness t/4. The relatiion between the moments of inertia I_A and I_B is