Question

HELLÔ......
GUYS...
DEFINE FREQUENCY....
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Answer 1

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the number of crests of a wave that move past a given point in a given unit of time. The most common unit of frequency is the hertz (Hz), corresponding to one crest per second. The frequency of a wave can be calculated by dividing the speed of the wave by the wavelength.

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Answer 2

Frequency is the number of vibrations in one second.

SI unit is Hertz.

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