love4me773 love4me773

03-03-2017
Physics

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An electromagnet is a temporary magnet due to which of the following

The magnet is only present when a current is present

The magnet is only present when the domains are not aligned

The magnet is only present when the current is turned off

The magnet is only present when the resistance is high

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TheMagicSpektre TheMagicSpektre

03-03-2017

The magnetism is only present when a current is present.

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