One quarter sector is cut from a uniform circular disc ofradius R. This sector has mass M. It is made to rotate about a line perpendicular to its plane and passing through the centre of the original disc. Its moment of inertia about the axis of rotation is - VgyanHub

Question:

15.One quarter sector is cut from a uniform circular disc ofradius R. This sector has mass M. It is made to rotate about a line perpendicular to its plane and passing through the centre of the original disc. Its moment of inertia about the axis of rotation is

Options :

a) (1/2)MR^2
b) (1/4)MR^2
c) (1/8)MR^2
d) (√2)MR^2

Answer :

a) (1/2)MR^2

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