Physics · Electrical Switchgear
SF6 circuit breakers are preferred for high-voltage applications because SF6 gas has:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Low cost
- 2Excellent arc quenching property✓
- 3High thermal conductivity
- 4Low dielectric strength
Correct answer
Excellent arc quenching property
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