A transmission line 6.50 m above strung the ground carries a current of 595 A. What is the magnetic field on the ground directly below the wire? mT
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Q: An unusual lightning strike has a vertical portion with a positive current of +400 A upwards. The…
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Q: Two parallel wires that are separated by a perpendicular distance of 2.0 cm carry currents of 5.0 A…
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Q: A cardiac pacemaker can be affected by a static magnetic field as small as 1.7 mT. How close can a…
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A: The current =50A The magnitude=80mT
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A: Using Ampere’s law ∮H→·dl→=IencH2πr=IinnerH=Iinner2πr
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