GR0877 Problem 69
PROBLEM STATEMENT: This problem is still being typed.
SOLUTION: (D) The impedance of an ideal resistor is , and the impedance of an ideal capacitor is , where is imaginary unit. The total impedance of the circuit is . The total current is . The amplitude of the output voltage is . From this one has . Therefore, when , and when , . The only graph with such a behavior of is (D).
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