Question

the deflection in the needle becomes opposite when the direction of current is ​

Answer 1

Answer:

A simple electric circuit in which a straight copper wire is placed parallel to and over a compass needle. The deflection in the needle becomes opposite when the direction of the current is reversed.

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Answer 2

Answer:

If the direction of the current is reversed, the compass needle will move in the opposite direction because the polarity of the magnetic field has reversed.In figure 1-2(C), the battery connections are reversed and the compass needle now moves in the opposite direction.

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