Transcription of Inductance, capacitance and resistance
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Inductance, capacitance and resistance As previously discussed inductors and capacitors create loads on a circuit. This is called reactance. It varies depending on current and frequency. At no frequency, or DC there is no reactance. At low frequency capacitors create the most reactance At high frequency inductors create the most reactanceInductance, capacitance and resistance Since inductive reactance varies with frequency and inductance the formula for this is Xl=2 fL where fis frequency and L is Henrys and Xlis in Ohms. Ohms law for inductance is the same as that used to combine resistances in series and parallel circuits.
Motors • Although the previous discussion pertains to both DC and AC motors, the two are very different. • The AC motor comes in tow main categories: the induction motor, and the synchronous motor. • These can be single, two, or three phase motors. (one could go with more phases but the added
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