Why does a current carrying freely suspended solenoid rests along a particular direction?
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Solution
The solenoid is defined as a coil consisting of a large number of circular turns ofinsulated copper wire through which when current is passed, acts like a magnet.
According to the definition, the current-carrying freely suspended solenoid behaves just like a bar magnet with fixed polarities (North and South) at its end. Hence, it rests in the north-south direction exactly in the same manner as a bar magnet does.
Therefore, a current-carrying freely suspended solenoid rests along a particular direction.