For which of the following ratings of the transformer differential protection is recommended?
A) Above 30 KVA
B) Equal to and above 5 MVA
C) Equal two and above 25 MVA
D) None of the above
Correct Answer:
Verified
Q2: Which of the following is the least
Q3: For the protection of power station buildings
Q4: The line insulation is............. the insulation level
Q5: Short-circuit currents are due to
A)Single phase to
Q6: For which of the following protection from
Q8: Over voltage protection is recommended for
A)Hydro electric
Q9: Overfluxing protection is recommended for
A)Distribution transformer
B)Generator transformer
Q10: Hey switchgear is device used for
A)Interrupting an
Q11: Switching over voltage arc are more hazardous
Q12: Least number of faults are generally reported
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