Moderate
There is a greater possibility of occurence of corona during______________?
Correct answer: D. humid weather
- A. dry weather
- B. winter
- C. summer heat
- D. humid weather
- E. none of the above
Explanation
Moist air contains ions and lowers the dielectric strength of the surrounding air, making ionisation and corona more likely. Dry weather suppresses corona, while humidity promotes it.
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