What magnetic field does the line produce at ground level

Reference no: EM13982741

EMF. Currents in dc transmission lines can be 100 A or more. Some people have expressed concern that the electromagnetic fields (EMFs) from such lines near their homes could cause health dangers.

Part A

For a line with current 170A and at a height of 8.0 m above the ground, what magnetic field does the line produce at ground level? Express your answer in teslas.

Part B

What magnetic field does the line produce at ground level as a percent of the earth's magnetic field, which is 0.50 gauss.

Reference no: EM13982741

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