In February 2025
Answer to Question #201830 in Physics for eren yeager
Differentiate the sine wave and cosine wave.
The Cosine Wave, simply called “cos”, is as important as the sine wave in electrical engineering. The cosine wave has the same shape as its sine wave counterpart that is it is a sinusoidal function, but is shifted by +90o or one full quarter of a period ahead of it.
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