Question Details

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

Options

A

1 kg.m2

B

2 kg.m2

C

4 kg.m2

D

6 kg.m2

Correct 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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