A

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Q. Circuit breaker usually operate under

  • (A) After D. C. component has ceased
  • (B) Transient state of short-circuit current
  • (C) Sub-transient state of short-circuit current
  • (D) Steady state of short-circuit current
  • Correct Answer - Option(B)
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Explanation by: Admin

Circuit breaker usually operate under transient state of short-circuit current.

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