The Magnetic Field at a Distance of 2 Cm from a Current

question 26

Multiple Choice

The magnetic field at a distance of 2 cm from a current carrying wire is 4 μT.What is the magnetic field at a distance of 4 cm from the wire?

• A) 1/2 µT
• B) 1 µT
• C) 2 µT
• D) 4 µT
• E) 8 µT

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