If B, is the magnetic field at a point on the axis of a circular coil of radius r situated at a distance 2 √2 r and B2 is the magnetic field at the center of the coil, then the ratio of B1/B2 is equal to

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Cramer's Rule

If B, is the ...

Question

1:8

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1:3

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1:2

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1:27

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Solution

The correct option is D
1:27

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