PIERRE PHILIPPON / LOOK AT SCIENCES / SCIENCE PHOTO LIBRARY PIERRE PHILIPPON / LOOK AT SCIENCES / SCIENCE PHOTO LIBRARY
Using a multimeter. Multimeters are electronic measuring instruments which contain both an ammeter and voltmeter, enabling them to measure current, voltage and resistance. They have their own power source and can be used to troubleshoot electrical problems in a wide array of industrial and household devices, such as batteries, appliances, power supplies, and wiring systems.
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