Exam-style question
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What is the unit of moment of inertia?.
- A.kg
- B.kg·m²
- C.N·m
- D.J
Model answer
What a good answer should say
- kg·m²
Explanation
Why this works
The unit of moment of inertia is kg·m², which reflects the mass distribution relative to the axis of rotation, similar to how mass is measured in kilograms.
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