14. Five particles of mass = 2 kg are attached to the rim of a circular disc of radius 0.1 m and negligible mass. Moment of inertia of the system about the axis passing through the centre of the disc and perpendicular to its plane is
(a) 1 kg m2
(b) 0.1 kg m2
(c) 2 kg m2
(d) 0.2 kg m2
Ans. b
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