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    Testing and Commissioning of Electrical Equipment
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    Exam 4: Electrical Protection and Safety: Part A
  5. Question
    Circuit Breakers Usually Operate Under
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Circuit Breakers Usually Operate Under

Question 3

Question 3

Multiple Choice

Circuit breakers usually operate under


A) Steady short circuit current
B) Sub transient state of short circuit current
C) Transient state of short circuit current
D) None of these

Correct Answer:

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