Physics · Transmission Lines

With reference to the corona effect in overhead transmission lines, which of the following statements is INCORRECT?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1It reduces the overall transmission efficiency.
2The corona effect can be minimized by increasing the conductor diameter.
3The charging current drawn by the line due to corona remains perfectly sinusoidal.✓
4Ozone gas is produced due to ionization surrounding the conductor.

Correct answer

The charging current drawn by the line due to corona remains perfectly sinusoidal.

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