Question

Magnetic field

A wire carries a 20.00-A current has been curved as shown in Figure . What is the magnetic field at point O? Where R= 10cm, α=2π/3.

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Answer #1

B = µ° × I × θ / (4 × π × R)

µ° = 4 × π × 10-7 T × m / A

I = 20.00A

θ = 2π/3

R = .1m


B = 4.189 × 10-5 T


answered by: Cheesecake00
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