The Average Power Input to a Series Alternating Current Circuit

question 61

Multiple Choice

The average power input to a series alternating current circuit is minimum when

• A) there are only a resistor and capacitor in the circuit.
• B) there are only a resistor and inductor in the circuit.
• C) there is only a resistor in the circuit.
• D) X_L = X_C and the circuit contains a resistor, an inductor and a capacitor.
• E) there is only a capacitor in the circuit.

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