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A horizontal overhead power line carries...

A horizontal overhead power line carries a current of 90 A in the east-to-west direction. What is the magnitude and direction of the magnetic field due to the current `1.5` m below the line?

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To find the magnitude and direction of the magnetic field due to a current-carrying power line, we can follow these steps: ### Step 1: Identify the Given Information - Current (I) = 90 A (east to west) - Distance (d) = 1.5 m (below the line) ### Step 2: Use the Formula for Magnetic Field The formula for the magnetic field (B) due to a long straight current-carrying wire at a distance (d) is given by: ...
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