Physics · Electrical Power Systems
For charging a transmission line, choose the correct sequence of the following operations: (I) closing of the circuit breaker, (II) opening of the earthing switch, and (III) closing of the isolator.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1I → III → II
- 2II → III → I✓
- 3II → I → III
- 4I → II → III
Correct answer
II → III → I
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