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in Physics by (69.2k points)
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What is the smallest value of B that can be set up at the equator to permit a proton of speed 107 m/s to circulate around the earth ?

[R = 6.4 × 10 6 m, mp = 1.67 × 10–27 kg].

1 Answer

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by (69.7k points)
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Best answer

From the relation

Substituting the values, we have

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