Q. Which of the following statements is correct ? (Solved)
1. Air capacitors have a blackband to indicate the outside foil
2. Electrolytic capacitor must be con¬nected in the correct polarity
3. Ceramic capacitors must be con¬nected in the correct polarity
4. Mica capacitors are available in capacitance value of 1 to 10 pF
- b. Electrolytic capacitor must be con¬nected in the correct polarity