A straight wire carries a current in a horizontal direction that is north of east

PHYSICS · Single correct · AP · Physics 2: Algebra-based · Magnetism and Electromagnetism · Magnetism and Electromagnetism

Problem

0.50\,\text{m}

straight wire carries a

4.0\,\text{A}

current in a horizontal direction that is

30^{\circ}

north of east. The surrounding region contains a uniform horizontal magnetic field of

0.80\,\text{T}

directed due east. What is the magnitude of the magnetic force on the wire? (a)

1.4\,\text{N}

(b)

0.0\,\text{N}

(c)

0.80\,\text{N}

(d)

1.6\,\text{N}