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[" A disc has mass "9m" .A small disc of...

[" A disc has mass "9m" .A small disc of radius "R/3" is "],[" cut from it as shown in the figure.The moment of "],[" inertia of remaining part about an axis passing "],[" through the centre 'O' of the disc and "],[" perpendicular to the plane of the disc is: "],[[" (A) "8mR^(2)," (B) "4mR^(2)],[" (C) "(40)/(9)mR^(2)," (D) "(37)/(9)mR^(2)]]

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