A 0.30 m section of straight wire carries a current of 4.0 A

PHYSICS · Single correct · CBSE · Physics · Magnetic Effects of Electric Current · Magnetic Effects of Electric Current

Problem

A 0.30 m section of straight wire carries a current of 4.0 A. The wire makes an angle of 30° with a uniform 0.50 T magnetic field. What is the magnitude of the magnetic force on this section of wire? (a) 0.60 N0.60\text{ N} (b) 0.15 N0.15\text{ N} (c) 0.30 N0.30\text{ N} (d) 0.52 N0.52\text{ N}

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