Transformers The secondary of a current transformer is always short-circuited under operating conditions because it None of these protects the primary circuit is safe to human beings avoids core saturation and high voltage induction None of these protects the primary circuit is safe to human beings avoids core saturation and high voltage induction ANSWER DOWNLOAD EXAMIANS APP
Transformers The maximum load that a power transformer can carry is limited by its dielectric strength of oil voltage ratio copper loss temperature rise dielectric strength of oil voltage ratio copper loss temperature rise ANSWER DOWNLOAD EXAMIANS APP
Transformers A step up transformer increases Voltage Frequency Power Current Voltage Frequency Power Current ANSWER DOWNLOAD EXAMIANS APP
Transformers The power transformer is a constant Power device Current device Main flux device Voltage device Power device Current device Main flux device Voltage device ANSWER DOWNLOAD EXAMIANS APP
Transformers Cores of large transformers are built upto nearly circular cross section in order to reduce Copper loss Iron losses Leakage reactance Eddy current loss Copper loss Iron losses Leakage reactance Eddy current loss ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary winding of a power transformer should always be switched shorted fused open switched shorted fused open ANSWER DOWNLOAD EXAMIANS APP
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