Consider a uniform wire of mass M and length L . It is bent into a semicircle. Its moment of inertia about a line perpendicular to the plane of the wire passing through the centre is :

Question

Consider a uniform wire of mass M and length L . It is bent into a semicircle. Its moment of inertia about a line perpendicular to the plane of the wire passing through the centre is :, 1 4 M L 2 π 2, 2 5 M L 2 π 2, M L 2 π 2, 1 2 M L 2 π 2

MARKS App · Accepted Answer

π r = L ⇒ r = L π I = M r 2 = M L 2 π 2

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