I want to ask about some basic concepts.
For example, I have a RLC series circuit like this:
And here is the phasor diagram to calculate impedance of the circuit:
Why we know that the hypotenuse of the right triangle Z with two sides R and XL - XC is the total impedance of the circuit?
For example, I have a RLC series circuit like this:
And here is the phasor diagram to calculate impedance of the circuit:
Why we know that the hypotenuse of the right triangle Z with two sides R and XL - XC is the total impedance of the circuit?