Why is the AC in our homes a sine wave out of all math functions ??

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Why did they choose to make AC change in time based on a sin wave and not any other math function like quadratic or logarithmic

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9 Answers

Anonymous 0 Comments

Alternating current is generated by rotating coils of conductor on a magnetic field about a central axis. 

A rotating object can be described as a simple harmonic motion. 

Sine functions are usually preferred to describe simple harmonic motion, but that is not necessary. 

You could describe the motion equally well using a cosine function as well.

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