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Capacitors

Capacitors
What is the capacitance when Q = 60 μC and V = 12 V?

50 μF
12 μF
5 μF
720 μF

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Capacitors
A 0.01 F capacitor equals how many picofarads?

1,000 pF
100,000 pF
100 pF
10,000 pF

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Capacitors
A 10 μF, 20 μF, 22 μF, and 100 μF capacitor are in parallel. The total capacitance is

2.43 μF
152 μF
100 μF
4.86 μF

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Capacitors
Two 0.68 μ F capacitors are connected in series across a 10 kHz sine wave signal source. The total capacitive reactance is

4.68 Ω
11.7 Ω
23.41 Ω
46.8 Ω

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Capacitors
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?

352 ms
35 ms
3.5 s
70.5 ms

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Capacitors
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

8 μ F
2 μ F
4 μ F
1 μ F

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