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Why electricity produce sound When it …

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Why electricity produce sound When it goes very high voltage

Posted by Bhavesh Gupta 7 years, 10 months ago

CBSE > Class 11 > Physics

1 answers

Navneet . 7 years, 10 months ago

The audible noise emitted from high-voltage lines is caused by the discharge of energy that occurs when the electrical field strength on the conductor surface is greater than the 'breakdown strength' (the field intensity necessary to start a flow of electric current) of the air surrounding the conductor.

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