Electrical Engineering · Insulating Materials
Why is air widely used as a gaseous insulating material in standard electrical power applications?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Because it is freely available, non-toxic, and has reasonable dielectric strength under standard atmospheric conditions✓
- 2Because it easily allows continuous electrical discharge
- 3Because it has high thermal conductivity compared to liquids
- 4Because it has exceptionally low dielectric breakdown strength
Correct answer
Because it is freely available, non-toxic, and has reasonable dielectric strength under standard atmospheric conditions
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