Order PDF of any content from our website with a little minor Fee to donate for hard work. Online MCQs are fully free but PDF books are paid. For details: contact whatsapp +923028700085 Important notes based PDF Books are available in very little price, starting from 500/-PKR; Order Now: contact whatsapp +923028700085

Electrical Insulating Materials MCQs

20 min Score: 0 Attempted: 0/20 Subscribe
1. The value of resistivity of the insulating material is _____ Ohm-Cm





2. The dielectric constant of carbon dioxide is _____ kilovolt per millimetre





3. Dielectric are used to store _____





4. Air is a _____





5. Insulators are generally classified on the basis of their _____ state





6. Sulphur Hexafluoride is a _____ insulator





7. Mica can be used safely upto _____ °C





8. _____ prohibit the passage of electric current





9. Sulphur Hexafluoride is stable upto _____ °C





10. The dielectric constant of hydrogen gas is _____ kilovolt per millimetre





11. Cotton, wool, silk and jute are the examples of





12. _____ have very low electrical conductivity





13. _____ is a gaseous insulator





14. The dielectric constant of nitrogen gas is _____ kilovolt per millimetre





15. Copal, shellac and amber are the examples of





16. The dielectric constant of air is _____ kilovolt per millimetre





17. The dielectric constant of rubber is _____ kilovolt per millimetre





18. Ceramics, mica, asbestos and glass are _____ insulating materials





19. The dielectric constant of PVC is _____ kilovolt per millimetre





20. The dielectric constant of mineral oil is _____ kilovolt per millimetre





Contents Copyrights Reserved By T4Tutorials