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MIT 6.002 Circuits and Electronics, Spring 2007 16 Online
OpenStudy (anonymous):

There is definite objection to use of which of the following medium for extinguishing the arc in case of a circuit breaker ? (A) Air (B) SF6 gas (C) Vacuum (D) Water.

OpenStudy (anonymous):

D, water

OpenStudy (anonymous):

Thanks

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