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Electrical Engineering - Capacitors

Exercise : Capacitors - General Questions
1.
A 10 F, 20 F, 22 F, and 100 F capacitor are in parallel. The total capacitance is
2.43 F
4.86 F
100 F
152 F
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
A capacitor and a resistor are connected in series to a sine wave generator. The frequency is set so that the capacitive reactance is equal to the resistance and, thus, an equal amount of voltage appears across each component. If the frequency is increased
VR > VC
VC > VR
VR = VC
VR and VC = 0
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
A capacitor of 0.02 F is larger than
0.000020 F
200,000 pF
2,000 pF
all of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
In Question 6, the capacitor will reach full charge in a time equal to approximately
6 RC
5 RC
RC
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
What is the capacitance when Q = 60 C and V = 12 V?
720 F
5 F
50 F
12 F
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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