A magnetic force per unit length F acts on P due to Q. The distance between the wires is increased to 2d and the current in Q is decreased to 1/2. P Q P 12 2d What is the magnetic force per unit length that acts on P due to Q after the changes?

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Chapter24: Magnetic Fields
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A magnetic force per unit length F acts on P due to Q.
The distance between the wires is increased to 2d and the current in Q is decreased
to 1/2.
P
Q
P
12
2d
What is the magnetic force per unit length that acts on P due to Q after the changes?
Transcribed Image Text:A magnetic force per unit length F acts on P due to Q. The distance between the wires is increased to 2d and the current in Q is decreased to 1/2. P Q P 12 2d What is the magnetic force per unit length that acts on P due to Q after the changes?
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