what are the factors affecting the magnetic field of a bar magnet
only bar magnet
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Factors Affecting the Strength of the Magnetic Field of an Electromagnet: Factors that affect the strength of electromagnets are the nature of the core material, strength of the current passing through the core, the number of turns of wire on the core and the shape and size of the core.
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Explanation:
a. what is a magnetic field
b. Draw magnetic field lines around a bar magnetic
c. write down four characteristics of magnetic field lines
d. states rules of finding the
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