EXAMIANS
A positive angle of 30° is equivalent to a negative angle of
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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 2 kΩ resistor and a 0.002 μF capacitor are in series across an ac source. Current in the circuit is 6.50 mA. The true power is
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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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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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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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The complex number 40 angle 55° is equivalent to
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A capacitor with 150Ω of capacitive reactance is across an ac source. The impedance, expressed in polar 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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