4 Figure 1B.—Series-resonant circuit curves. IN ANSWERING QUESTIONS 1-22 AND 1-23, REFER TO FIGURE 1B. 1-22. Response curve B for a series-resonant circuit represents which of the following circuit characteristics? 1. Power 2. Voltage 3. Current 4. Impedance 1-23. At resonance, which of the following series-resonant circuit values is at a maximum value? 1. Circuit current 2. Voltage across L 3. Voltage across C 4. Circuit impedance1-24. In a series-resonant circuit operating at _{fr}, what term describes the impedance of the circuit? 1. Resistive 2. Inductive only 3. Capacitive only 4. Capacitive-inductive Figure 1C.—Parallel-resonant circuit. IN ANSWERING QUESTIONS 1-25 THROUGH 1-27, REFER TO FIGURE 1C. 1-25. In the parallel-resonant circuit, what is the phase relationship between the current in the inductor and the current in the capacitor? 1. Inductor current is in phase with capacitor current 2. Inductor current is 45 degrees out of phase with capacitor current 3. Inductor current is 90 degrees out of phase with capacitor current 4. Inductor current is 180 degrees out of phase with capacitor current 1-26. In the parallel-resonant circuit, what is the phase relationship between voltage in the inductor and the voltage in the capacitor. 1. Inductor voltage is in phase with capacitor voltage 2. Inductor voltage is 45 degrees out of phase with capacitor voltage 3. Inductor voltage is 90 degrees out of phase with capacitor voltage 4. Inductor voltage is 180 degrees out of phase with capacitor voltage