The force on a current-carrying wire is maximum when the current is moving at what angle to the magnetic field

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Perpendicular. If a current carrying wire is placed in a magnetic field perpendicular to the wire it experiences a maximum force

Answer: The force will be maximum when the current is moving at an angle of 90°

Explanation:

The relationship between the force on a current carrying wire and magnetic field is given by the formula:

\(\overrightarrow{F}=\overrightarrow{I}L\times \overrightarrow{B}\\\\\overrightarrow{F}=ILB\sin \theta\)

where,

I = current flowing through wire

B = magnetic field

L = length of the wire

F = force on a current-carrying wire

The value of \(\sin \theta\) is maximum for 90°, which is 1.

Hence, the force will be maximum when the current is moving at an angle of 90°