DGVCL Exam Paper (12-06-2016)
The following is/are the characteristics of SF₆ circuit breakers:

All of these
None of these
It does not need an auxiliary breaking chamber
Short break time of 2 to 2.5 cycles

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DGVCL Exam Paper (12-06-2016)
GUVNL is:

Gujarat Urja Vyapar Nigam Limited
Gujarat Urja Vikas Nikash Limited
Gujarat Urja Vikas Nigam Limited
None of these

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