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Questions  

Three uniform rods, each of mass 'M' and length 'L' form the sides of an equilateral triangle. Moment of inertia of this system about an axis passing through a corner and perpendicular to the plane of triangle is:

a
52ML2
b
32ML2
c
72ML2
d
ML2

detailed solution

Correct option is B

I0=ML23+ML23+ML212+M32L2I0=32ML2

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