Question

how will you test the magnetic effect of current​

Answer 1

The magnetic effect of current can be demonstrated by doing following experiment. First of all make a simple electric circuit by joining a long straight wire with a battery and a plug. ... But, if the direction of current in the wire is reversed then the north pole of the compass needle gets deflected towards the east.

Answer 2

Answer:

With a compass , it will show a deflection or bring a iron piece or nickel near it , it will stuck on it.

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