Answer / rashid abdul rab

This sound is coming due to ionization (breakdown of air
into charged particles) of air around transmission
conductor. This effect is called as Crona effect, and it is
considered as power loss.

Answer / rajkumar

IN HT LINE AROUND OF CABLE IONISED CALLED AS CORONA
EFFECT THEREFORE------

Answer / s t vaidya

yes this is ionised carona effect making sound

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