Electrical Engineering - Capacitors
Exercise : Capacitors - General Questions
- Capacitors - General Questions
- Capacitors - True or False
6.
A 0.47 
F capacitor is across a 2 kHz sine wave signal source. The capacitive reactance is
F capacitor is across a 2 kHz sine wave signal source. The capacitive reactance is170 
17
0.000169
1.7
7.
Four 0.15 F capacitors are in parallel. The total capacitance is
F capacitors are in parallel. The total capacitance is0.15 F
F0.30 F
F0.6 F
F0.8 F
F8.
Which of the following capacitors is polarized?
9.
A capacitor of 2,000 pF is greater than
0.02 F
F0.002 F
F0.0002 F
F0.0000002 F
10.
A 220 resistor is in series with a 2.2 F capacitor. The time constant is
resistor is in series with a 2.2 F capacitor. The time constant is48 s
s480 s
s2.42 s
s24 s
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