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## Why AC is called sinusoidal wave?

Originally Answered: Why is an AC signal called a sin wave? Because the Voltage traces out a sinusoid. Because the Voltage is produced by a rotating magnetic field with a fixed coil around it. The amplitude of the induced voltage depends upon the amount of flux cutting the coil.

## Where do sinusoidal waves get their name from?

AC, or alternating current, is so named because the current alternates or flips back and forth between two polarities. In other words, the current (and consequently the voltage) is a function of time.

## Is AC a sinusoidal wave?

The term AC or to give it its full description of Alternating Current, generally refers to a time-varying waveform with the most common of all being called a Sinusoid better known as a Sinusoidal Waveform. Sinusoidal waveforms are more generally called by their short description as Sine Waves.

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## What is a AC sine wave?

The waveform of an alternating current power circuit is a sine wave. When a vector points upward along the y-axis, the voltage or current has reached its positive maximum value, and when it points downward along the same axis, the negative maximum has been reached. The horizontal x-axis indicates a value of zero.

## Are Sinusoids?

Sinusoid, irregular tubular space for the passage of blood, taking the place of capillaries and venules in the liver, spleen, and bone marrow. The sinusoids form from branches of the portal vein in the liver and from arterioles (minute arteries) in other organs.

## What is the most common type of AC waveform?

sine wave
The most familiar AC waveform is the sine wave, which derives its name from the fact that the current or voltage varies with the sine of the elapsed time. Other common AC waveforms are the square wave, the ramp, the sawtooth wave, and the triangular wave.

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## How is an AC sine wave generated?

An AC generator uses the principal of Faraday’s electromagnetic induction to convert a mechanical energy such as rotation, into electrical energy, a Sinusoidal Waveform. A simple generator consists of a pair of permanent magnets producing a fixed magnetic field between a north and a south pole.

## Is AC a wave?

Because alternating current is a wave phenomenon, it shares many of the properties of other wave phenomena, like sound. For this reason, sound (especially structured music) provides an excellent analogy for relating AC concepts.

## Is the AC signal represented by a sinusoidal waveform?

AC signal is not only represent by sinusoidal waveform but also it can be represented through square wave and triangular waveform . For testing purposes in lab we use sinusoidal AC waveform. AC sinusoidal waveform have a number of features.. The alternating quantity should be time varying in nature.

## Is there such a thing as a sinusoidal wave?

Yes but this is a coincidence with the properties of sine waves Ratch said. We can say that a sinusoidal waveform is rather analog (continuous) and not discrete (in steps). It also depends on the types of application you might want to use the signal as the other waveforms might cause undesirable distortions.

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## Why are alternating currents produced in a sine wave?

While alternating currents produced by rotating machinery will naturally be produced in a sinusoidal wave, AC is not defined as sinusoidal; it is entirely possible to generate other non-sinusoidal alternating currents. The sine wave is a consequence of the way the AC is produced. When driving a generator you simply cannot directly create DC.

## How is a cosinusoid similar to a sine wave?

Firstly, a cosinusoid is just a sine wave which has been shifted by a phase of π / 2. So the two are equivalent ways of describing a wave. One can describe a wave as a triangular wave, or a square wave or any other wave form. In fact, square waves are used as the input to all sorts of logical circuits and digital electronics.