Question

The discovery of the magnetic effect of electric current led to
some of the most important achievements, for example, an electric
motor, an electric generator, electromagnets and the magnetic
resonance imaging (MRI) scanners. MRI scanners exhibit the internal
parts of a patient's body in great details for the doctors to investigate
and carry out treatment.
In order to understand the magnetic effect of electric current
properly, it is necessary to know some fundamentals of the elementary
magnetism
• The initial observations of the magnetic phenomena were
associated with an ore of iron called magnetite found near the city of Ma
is the modern town of Manisa in Western Turkey). These pres are kn​

Answer 1

Answer:

The magnetic effect of an electric current was discovered by Hans Christian Oersted in 1820. He demonstrated the effect by plotting compass close to a long straight wire which is carrying current and noting it's deflection.

Explanation:

Answer 2

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