EXAMIANS
When the frequency of the source voltage decreases, the impedance of a parallel RC circuit
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When the frequency of the voltage applied to a series RC circuit is decreased, the impedance
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A 470 resistor and a 0.2 F capacitor are in parallel across a 2.5 kHz ac source. The admittance, Y, in rectangular form, is
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When the frequency of the voltage applied to a series RC circuit is increased, the phase angle
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In the complex plane, the number 14 – j5 is located in the
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In a series RC circuit, 12 V(rms) is measured across the resistor and 15 V(rms) is measured across the capacitor. The rms source voltage is
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A 47Ω resistor and a capacitor with a capacitive reactance of 120 are in series across an ac source. What is the circuit impedance, Z?
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What is the angular difference between +j4 and –j4?
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A 47Ω resistor and a capacitor with 150Ω of capacitive reactance are in series across an ac source. The impedance, expressed in rectangular form, is
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In a series RC circuit, when the frequency and the resistance are halved, the impedance
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