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At Point P The B⃗\vec { B } Field Due to a Long Straight Wire Carrying a Current

Question 18

Multiple Choice

At point P the B⃗\vec { B } field due to a long straight wire carrying a current of 2.0 A is 1.2 µT.How far is P from the wire? (μ0 = 4π × 10-7 T ∙ m/A)


A) 11 cm
B) 22 cm
C) 33 cm
D) 44 cm
E) 55 cm

Correct Answer:

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