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25-10-2018
Physics

contestada

A ___ is the shape of an electrical signal that varies over time.

wavelength

waveform

frequency

curve

Respuesta :

02-04-2019

Answer;

Waveform

Explanation;

Waveform is the shape of an electrical signal that varies over time.
Frequency is the number of waveform cycles in one second.
The frequency of a current is how many times one cycle of the waveform is repeated per second, and is measured in hertz.

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