Here, it is given terminal voltage is the closing side of the whole polygon. My question is how did this happen?
I can not understand the underlined lines.
Here, it is given terminal voltage is the closing side of the whole polygon. My question is how did this happen?
I can not understand the underlined lines.
I think, the problem behind the question is lack of understanding about AC machines and why the phasors or mapped to a half-circle. The text on the copied book page is probably presuming reading of previous chapters.
My suggestion is re-read from the start or review electrical machines text books with more intuitive explanation.
I know, I know. Young students do struggle with some of these concepts (and when they are getting some idea about vectors, they encounter complex numbers. We also had a deep suspicion that our teachers too were not very clear about what they were talking. Enlightenment was never easy!