EEE :: High Voltage
- Corona results in
- All of the following are the preferred properties of a dielectric gas EXCEPT
- Surge voltage originate in power systems due to
- Electro-mechanical breakdown of solid insulating materials occurs due to
- Liquids are generally used as insulating materials up to voltage stresses of about
- Vacuum insulation is used in all of the following EXCEPT
- Which of the following gas has been used as insulating medium in electrical appliances ?
- The electrical breakdown strength of insulating materials depends on
- As compared to air the relative dielectric strength of sulphur hexafluoride is nearly
- Transformers contribute to radio interference due to