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ammeter 中文解釋 wordnet sense Collocation Usage Collins Definition
Noun
/ˈa(m)ˌmētər/,
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ammeters, plural;
  1. An instrument for measuring electric current in amperes


  1. a meter that measures the flow of electrical current in amperes
  2. An ammeter is a measuring instrument used to measure the electric current in a circuit. Electric currents are measured in amperes (A), hence the name. Smaller values of current can be measured using a milliameter or a microammeter. ...
  3. A device used for measuring the current (amperage) at any point in an electrical circuit.
  4. An ammeter is a measuring device that shows how much electricity is passing through the place where the meter has been connected. It measures the size of the electric current in units called amps.
  5. Device for measuring electric current. Usually part of a multi meter.
  6. An electrical instrument for ascertaining the strength of an electric current. It consists of a magnetic needle surrounded by a few turns of stout wire, which will carry the whole of the current produced by the battery or dynamo. ...
  7. Device to measure the current flowing in a circuit
  8. A device which is used to measure amperes.
  9. An instrument that indicates whether the battery is being charged adequately by the alternator. If the ammeter indicates discharge, the alternator is not producing enough power to keep the battery charged with the current demand. ...