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When ohmmeter is zero?

Updated: 12/22/2022
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9y ago

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It means you have effectively no resistance to current flow. Whether this is good or not depends on whether you WANT resistance to current flow.

If you're testing a length of wire, a cable, or something like that, having your ohmmeter read zero would be good.

If you're testing a motor or something else that needs to have resistance to work, having your ohmmeter read zero is bad and is called a Short Circuit.

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