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Astha Jayaraman
Asked: 2022-11-11T18:00:14+05:30 In:

Two identical circular plates each of mass `M` and radius `R` are attached to each other with their planes `bot^r` to each other. The moment of inertia of system about an axis passing through their centres and the point of contact is
A. `(MR^(2))/4`
B. `(5MR^(2))/4`
C. `3/4 MR^(2)`
D. `MR^(2)`

Two identical circular plates each of mass `M` and radius `R` are attached to each other with their planes `bot^r` to each other. The moment of inertia of system about an axis passing through their centres and the point of contact is
A. `(MR^(2))/4`
B. `(5MR^(2))/4`
C. `3/4 MR^(2)`
D. `MR^(2)`
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1 Answer

  1. Correct Answer – C
    `I_(1)=(MR^(2))/2+(MR^(2))/4=3/2MR^(2)`

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