A Power Line Carries 1000 a at a Height of 20

question 27

Multiple Choice

A power line carries 1000 A at a height of 20 m above the ground.What is the resulting magnetic field at ground level?

• A) 50 mT
• B) 0.13 mT
• C) 13 \(\mu\)T
• D) 10 \(\mu\)T
• E) 5.0 \(\mu\)T

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