A Straight $1.0 - \mathrm { m }$ Long Wire Is Carrying a Current

A straight $1.0 - \mathrm { m }$ long wire is carrying a current. The wire is placed perpendicular to a magnetic field of strength $0.20 \mathrm {~T}$ . If the wire experiences a force of $0.60 \mathrm {~N}$ , what is the current in the wire?

A) $4.0 \mathrm {~A}$
B) $3.0 \mathrm {~A}$
C) $5.0 \mathrm {~A}$
D) $2.0 \mathrm {~A}$
E) $1.0 \mathrm {~A}$

Correct Answer:

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