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Per NCERT Table 6.1, the moment of inertia of a solid SPHERE of mass M and radius R about its diameter is which?
A(2/5) M R²
B(2/3) M R²
CM R²
D(1/2) M R²
Answer & Solution
Correct answer: A. (2/5) M R²
NCERT Table 6.1 (8): I_solid_sphere (about diameter) = (2/5) M R². For hollow it's (2/3)MR².
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