thechameleonnaire
26.11.2019 •
Physics
Technician a says that when checking amperage on a battery, hook the red lead to positive and the black lead to ground. technician b says that a resistance reading on a light bulb requires the dvom to be hooked to each side of the bulb and the switch turned on. who is correct?
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Ответ:
Explanation:
Light energy is a form of electromagnetic radiation. Light consists of photons, which are produced when an object's atoms heat up. Light travels in waves and is the only form of energy visible to the human eye.