Q. Paper capacitors usually have a tolerance of ± 5%± 10%± 15%± 20% Answer: ± 10%

Q. Which of the following capacitors will have the least value of breakdown voltage ? MicaPaperCeramicElectrolytic Answer: Electrolytic

Q. The value of dielectric constant for vacuum is taken as zero1410 Answer: 1

Q. Which of the following capacitors is marked for polarity ? AirPaperMicaElectrolytic Answer: Electrolytic

Q. Which capacitor will be physically smaller for the same ratings ? Ceramic capacitorPaper capacitorBoth will be of equal sizeNone of the above Answer: Ceramic capacitor

Q. Dielectric constant for mica is nearly 2001003 to 81 to 2 Answer: 3 to 8

Q. The breakdown voltage for paper capacitors is usually 20 to 60 volts200 to 1600 volts2000 to 3000 voltsmore than 10000 volts Answer: 20 to 60 volts

Q. Which of the following material has least value of dielectric constant ? CeramicsOilGlassPaper Answer: Oil

Q. Which of the following capacitors can be used for temperature compensation ? Air capacitorCeramic capacitorPaper capacitorNone of the above Answer: Ceramic capacitor

Q. While testing a capacitor with ohm meter, if the capacitor shows charging, but the final resistance reading is appreciably less than normal, it can be concluded that the capacitor is short-circuitedopen circuitedalrightleaky Answer: leaky