One quarter section is cut from a uniform circular disc of radius R. This section has a 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 (2001) (c) - MR (a) - MR² 2 1 (b) MR² - 4 (d) √ MR
One quarter section is cut from a uniform circular disc of radius R. This section has a 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 (2001) (c) - MR (a) - MR² 2 1 (b) MR² - 4 (d) √ MR
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Transcribed Image Text:One quarter section is cut from a uniform
circular disc of radius R. This section has a
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
(2001)
(c) - MR
(a) - MR2
2
2
(b) — MR²
-
4
(d) √ MR
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