Q-1 What is the difference between electromagnet and Permanent magnet ?
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electromagnet is made by electroplating and the permanent magnet are a permanent magnet is not made by a man persons it is made by nature.. electromagnet are artificial magnet it is used it is make to used by various technique
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A permanent magnet is an object made from a material that is magnetized and creates its own persistent magnetic field. ... An electromagnet is made from a coil of wire which acts as a magnet when an electric current passes through it.
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