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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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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
- In producing chlorine through electrolysis 100 watt power at 1125 V is being
- Suppose the kinetic energy of a body oscillating with amplitude A and at a distance
- The work function of metals is in the range of 2 eV to 5 eV.
- A ray enters a glass sphere of refractive index μ=√3 at an angle of incidence of 60⁰
- Minimum and maximum values of Poisson’s ratio for a metal lies between
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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