- An ammeter measures electric current. - It must be connected in series in a circuit. - A voltmeter measures voltage (potential difference). - A galvanometer detects small currents and their direction.
The equipment used to measure the electrical current in a closed circuit is
Asked in UPSC CISF AC EXE 2021 · Topic: Measuring Instruments and Scales (Galvanometer: principle, sensitivity, and conversion to Ammeter and Voltmeter)
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