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Electrostatic and Capacitance

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

152 µF
2.43 µF
4.86 µF
100 µF

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Electrostatic and Capacitance
The true power in a capacitor is zero.

1

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

0.000169 Ω
1.7 Ω
170 Ω
17 Ω

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Electrostatic and Capacitance
The sparking between two electrical contacts can be reduced by inserting a

None of these
resistance in line
capacitor in series with each contact
capacitor in parallel with contacts

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Electrostatic and Capacitance
The dielectric constant is the ability of a material to establish an electric field.

1

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Electrostatic and Capacitance
A capacitor of 2,000 pF is greater than

0.0000002 F
0.0002 µF
0.002 µF
0.02 µF

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