A 2 mu C charge moving around a circle w...

A `2 mu C` charge moving around a circle with a frequency of `6.25 xx 10^(12)` Hz produces a mganetic field 6.28 tesla at the centre of the circle. The radius of the circle is

a. 2.25 m

b. 0.25 m

c. 13.0 m

d. 1.25 m

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1.25 m

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