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From a disc of radius R, a concentric circular portion of radius r is cut-out so as to leave an annular disc of mass M. The moment of inertial of this annular disc about the axis perpendicular to its plane and passing through its centre of gravity is
Options
(a) M/2(R²+r²)
(b) M/2(R²-r²)
(c) M/2(R⁴+r⁴)
(d) M/2(R⁴-r⁴)
Correct Answer:
M/2(R²+r²)
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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(73)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- 1 a.m.u. is equivalent to
- A step down transformer is used on a 1000 V line to deliver 20 A at 120 V
- A stone thrown into still water, creates a circular wave pattern moving radially
- When an object is placed 40cm from a diverging lens, its virtual image is formed 20 cm
- A body of mass (4m) is lying in x-y plane at rest. It suddenly explodes into three
Topics: Motion of system of Particles and Rigid Body (73)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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