A high-voltage power line carries a current of 2 200 A. It hangs 23.0 m above the ground. What magnetic field does this current create at a point on the ground, directly beneath the power line? ( µ 0 = 4 π × 10 −7 T ⋅m/A)
A high-voltage power line carries a current of 2 200 A. It hangs 23.0 m above the ground. What magnetic field does this current create at a point on the ground, directly beneath the power line? ( µ 0 = 4 π × 10 −7 T ⋅m/A)
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A high-voltage power line carries a current of 2 200 A. It hangs 23.0 m above the ground. What magnetic field does this current create at a point on the ground, directly beneath the power line? ( µ 0 = 4 π × 10 −7 T ⋅m/A)
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