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At Double the Distance from a Long Current-Carrying Wire, the Strength

Question 14

Multiple Choice

At double the distance from a long current-carrying wire, the strength of the magnetic field produced by that wire decreases to


A) 1/ At double the distance from a long current-carrying wire, the strength of the magnetic field produced by that wire decreases to A) 1/ of its original value. B) 1/2 of its original value. C) 1/4 of its original value. D) 1/8 of its original value. E) /3 of its original value. of its original value.
B) 1/2 of its original value.
C) 1/4 of its original value.
D) 1/8 of its original value.
E) At double the distance from a long current-carrying wire, the strength of the magnetic field produced by that wire decreases to A) 1/ of its original value. B) 1/2 of its original value. C) 1/4 of its original value. D) 1/8 of its original value. E) /3 of its original value. /3 of its original value.

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