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Electrostatic and Capacitance

Electrostatic and Capacitance
A 0.00022 F capacitor equals how many micro-farads?

22 µF
2,200 µF
22,200 µF
220 µF

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Electrostatic and Capacitance
A capacitance of 100 fiF is connected in series with a resistance of 8000 £2. The time constant of the circuit is

0.4 s
0.6 s
1.2 s
0.8 s

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Electrostatic and Capacitance
A capacitance is a circuit component that opposes the change in circuit

Current
None of the listed here
Voltage
Impedance

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Electrostatic and Capacitance
A 220 Ω resistor is in series with a 2.2 µF capacitor. The time constant is

48 µs
24 µs
2.42 µs
480 µs

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Electrostatic and Capacitance
Two 0.68 µF capacitors are connected in series across a 10 kHz sine wave signal source. The total capacitive reactance is

46.8 Ω
23.41 Ω
4.68 Ω
11.70 Ω

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Electrostatic and Capacitance
An electrolytic capacitor can be used for

Both DC and AC
DC only
None of the listed here
AC only

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