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    Physics Study Set 2
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    Exam 22: Magnetism
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    The Magnetic Field Due to the Current in a Long
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The Magnetic Field Due to the Current in a Long

Question 30

Question 30

Multiple Choice

The magnetic field due to the current in a long, straight wire is 8.0 μT at a distance of 4.0 cm from the center of the wire. What is the current in the wire?


A) 0.20 A
B) 0.40 A
C) 0.80 A
D) 3.2 A
E) 1.6 A

Correct Answer:

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