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Capacitors

Capacitors
A 0.01 F capacitor equals how many picofarads?

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

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Capacitors
A 0.47 μF capacitor is across a 2 kHz sine wave signal source. The capacitive reactance is

0.000169 Ω
17 Ω
170 Ω
1.7 Ω

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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

46.8 Ω
23.41 Ω
11.7 Ω
4.68 Ω

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Capacitors
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

6 V
2 V
0 V
3 V

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Capacitors
Four 0.15 μF capacitors are in parallel. The total capacitance is

0.30 μF
0.8 μF
0.15 μF
0.6 μF

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

720 μF
5 μF
12 μF
50 μF

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