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ohmmeter
[ohm-mee-ter]
ohmmeter
/ ˈəʊˌːə /
noun
an instrument for measuring electrical resistance
ohmmeter
An instrument used for direct measurement of the electrical resistance of a material or electronic component, usually in ohms. Ohmmeters typically use an ammeter to measure current through the material after it has been given some set voltage by the ohmmeter; the direct-current resistance of the sample can then be directly determined through Ohm's law.
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Example Sentences
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“A doorbell, sir? Or a Morse beacon? An ohmmeter?”
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All the voltmeters and ohmmeters mentioned owe their method of working to what is known as Ohm's law.
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