what is corona ?
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Answer / deepakrocks4all
As the alternating voltage on a line conductor system is
raised beyond a certain limit, a point is reached when a
faint violet glow appers on the conductor surface,with
hissing noise and a smell of ozone.this phenomenon is
colled corona
Is This Answer Correct ? | 11 Yes | 0 No |
It is found in above 11 KV voltage transmission &
distribution line
[1] due to raise in voltage.
[2]Reduction in gap between the line conductors.
[3]air insulation level reduction due to natural weather.
In apearance it is faint circular glow having violet in
colour producing hissing noise.
Is This Answer Correct ? | 5 Yes | 0 No |
The Phenomena of hissing noise and visible glow is called
corona
Is This Answer Correct ? | 2 Yes | 1 No |
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