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प्रश्न
The position of the centre of mass of a uniform semi-circular wire of radius 'R' placed in x-y plane with its centre at the origin and the line joining its ends as x-axis is given by `(0, (xR)/pi)`. Then, the value of |x| is ______.
विकल्प
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MCQ
रिक्त स्थान भरें
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उत्तर
The position of the centre of mass of a uniform semi-circular wire of radius 'R' placed in x-y plane with its centre at the origin and the line joining its ends as x-axis is given by `(0, (xR)/pi)`. Then, the value of |x| is 2.
Explanation:
COM of ring is at centre of ring and of semi-circular ring is at `(2R)/pi`.
Hence, value of x = 2.
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Centre of Mass of Two-particle System
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