Calculate the moment of inertia of the circular hollow disk having a mass of 2 kg and an internal radius of 5 m and an external radius of 10 m.

Calculate the moment of inertia of the circular hollow disk having a m

1.	Calculate the moment of inertia of the circular hollow disk having a mass of 2 kg and an internal radius of 5 m and an external radius of 10 m.
A.	125 kgm<sup>2</sup>
B.	127 kgm<sup>2</sup>
C.	122 kgm<sup>2</sup>
D.	123 kgm<sup>2</sup>
Answer» B. 127 kgm<sup>2</sup>