Consider two perpendicular axis in the plane of a planar body, such th – McqOptions

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1.	Consider two perpendicular axis in the plane of a planar body, such that I₁ = 2 I₂. The moment of inertia about an axis perpendicular to the plane and passing through intersection of I₁ & I₂ is 9kgm². Find the value of I₁& I₂.
A.	I<sub>1</sub> = 9kg m<sup>2</sup>, I<sub>2</sub> = 4.5kgm<sup>2</sup>
B.	I<sub>1</sub> = 3kg m<sup>2</sup>, I<sub>2</sub> = 6kg m<sup>2</sup>
C.	I<sub>1</sub> = 6kg m<sup>2</sup>, I<sub>2</sub> = 3kg m<sup>2</sup>
D.	I<sub>1</sub> = 18kg m<sup>2</sup>, I<sub>2</sub> = 9kg m<sup>2</sup>
Answer» D. I<sub>1</sub> = 18kg m<sup>2</sup>, I<sub>2</sub> = 9kg m<sup>2</sup>

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