Question

mention 2 ways by which strength of an electromagnet can be increased

Answer 1

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Strength of an electromagnet can be increased by :

$1)By \: increasing \: the \: number \: of \: \\ turns \: of \: wires \: around \: iron \: core. \\ \\ 2) \: Increasing \: the \: current \: flowing \\ through \: the \: coil$


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