EXAMIANS
A 0.47 μF capacitor is across a 2 kHz sine wave signal source. The capacitive reactance is
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A 220 Ω resistor is in series with a 2.2 μF capacitor. The time constant is
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A 4.7 M Ω resistor is in series with a 0.015 μ F capacitor. The combination is across a 12 V source. How long does it take the capacitor to fully charge?
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A 0.01 F capacitor equals how many picofarads?
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A 12 kHz voltage is applied to a 0.33 F capacitor, and 200 mA of rms current is measured. What is the value of the voltage?
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An uncharged capacitor and a 1 k Ω resistor are connected in series with a switch and a 6 V battery. At the instant the switch is closed, the voltage across the capacitor is
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Four 0.15 μF capacitors are in parallel. The total capacitance is
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A capacitor of 0.02 μF is larger than
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Two series capacitors (one 2 μ F, the other of unknown value) are charged from a 24 V source. The 2 μ F capacitor is charged to 16 V and the other to 8 V. The value of the unknown capacitor is
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What is the capacitance when Q = 60 μC and V = 12 V?
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