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Ah well, they are trying to be kind to you by building up to them.Phasors is the subject of the next chapter.
Remember, wherever you see A.cos(wt) you can replace it by A.sin(wt+Pi/2) because this is an exact equivalence.p75213 said:I have a problem understanding how equation 9.11 (see attached) works with Fig. 9.4 (a).
The purpose of adding two sinusoids using graphical technique is to understand the concept of superposition, where the resulting signal is the sum of the individual sinusoidal signals. This is a fundamental concept in signal processing and is used to analyze and manipulate signals in various applications.
The steps involved in adding two sinusoids using graphical technique are as follows:
Using graphical technique to add two sinusoids has several advantages, including:
Adding two sinusoids using graphical technique is a fundamental concept in signal processing and has many practical applications, such as:
Some common challenges when adding two sinusoids using graphical technique include: