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Question

Consider the system shown. Find the moment of inertia about the diagonal shown.

Options :

  1. 1 kg.m2

  2. 2 kg.m2

  3. 4 kg.m2

  4. 6 kg.m2

Show Answer

Answer :

4 kg.m2

Solution :

I = ∑ m i . r i 2

= 0 + 0 + 1(2sin45°)2 × 2 kg.m2

= 4 kg.m2

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