What distance from long straight wire carrying steady

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The magnetic field of the earth is approximately 3 × 10-5 T. At what distance from a long straight wire carrying a steady current of 10Ais the field equal to 10 percent of the earth s field? Suggest at least two ways to help reduce the effect of electrical circuits on the navigation compass in a boat or airplane.

Reference no: EM131025778

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What distance from long straight wire carrying steady : The magnetic field of the earth is approximately 3 × 10-5 T. At what distance from a long straight wire carrying a steady current of 10Ais the field equal to 10 percent of the earth s field? Suggest at least two ways to help reduce the effect of el..
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