Q.

Is this true that Hans Christian Oersted discovered the magnetic effect of current?


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a

True

b

False 

answer is A.

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Detailed Solution

The above statement is True.
In 1820, Danish scientist Hans Christian Oersted experimentally demonstrated that a compass needle gets deflected when an electric current passes through a metallic wire nearby. It means that an electric current-carrying wire behaves like a magnet. Now, it is established that there are two sources of magnetism, namely electric current and permanent magnets. Hence, Hans Christian Oersted discovered the magnetic effect of current.
 
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