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>


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