capacitors can be used only for D.C ?
Correct answer: D. Electrolytic
- A. Air
- B. Paper
- C. Mica
- D. Electrolytic
Explanation
Electrolytic capacitors are polarized, so they must be connected with the correct DC polarity and cannot normally be used with reversed or alternating voltage. Air, paper and mica capacitors are generally non-polarized.
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