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The magnetic field due to a current carrying circular loop of radius 3 cm at a point

The magnetic field due to a current carrying circular loop of radius 3 cm at a point on the axis at a distance of 4 cm from the centre is 54 μT. What will be its value at the centre of the loop?

Options

(a) 200 μ T
(b) 250 μ T
(c) 125 μ T
(d) 75 μ T

Correct Answer:

250 μ T

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

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