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Electronics - Capacitors

Exercise : Capacitors - General Questions
61.
The strength of an electric field at a given point is proportional to the potential difference on the plates and inversely proportional to the:
plate separation
negative plate only
field strength
charge difference
Answer: Option
Explanation:
No answer description is available. Let's discuss.
62.
How is ac current related to ac voltage in a purely capacitive circuit?
AC current is 0.707 of the ac voltage.
AC current lags ac voltage.
AC current is 0.637 of the ac voltage.
AC current leads ac voltage.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
63.
What is the voltage across the capacitor?

7.07 V
1.11 V
111 mV
7.07 mV
Answer: Option
Explanation:
No answer description is available. Let's discuss.
64.
For a given charge difference, electrostatic field strength varies according to:
plate differential
plate area
plate distance
dielectric quantity
Answer: Option
Explanation:
No answer description is available. Let's discuss.
65.
A capacitor has 25 V across its plates and a stored charge of 1500 mu.gifC. What is the capacitance value?
60 pF
60 mu.gifF
16.67 mF
37.5 mF
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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