Transformers The flux in the core of a single phase transformer is _____ Purely rotating one None of the listed here Purely alternating one Partly alternating and partly rotating Purely rotating one None of the listed here Purely alternating one Partly alternating and partly rotating ANSWER DOWNLOAD EXAMIANS APP
Transformers The core type transformer is generally suitable for ______ High voltage and small output None of the listed here Low voltage and high output High voltage and high output High voltage and small output None of the listed here Low voltage and high output High voltage and high output ANSWER DOWNLOAD EXAMIANS APP
Transformers The no load ratio of a 50 Hz single phase transformer is 6000/250 V. The maximum flux in the core is 0.06 Wb. What is the number of primary turns? 210 450 900 350 210 450 900 350 ANSWER DOWNLOAD EXAMIANS APP
Transformers We can find _______of the transformer with open circuit test. Total equivalent resistance Total equivalent leakage reactance Copper losses Turn ratio Total equivalent resistance Total equivalent leakage reactance Copper losses Turn ratio ANSWER DOWNLOAD EXAMIANS APP
Transformers The path of the magnetic flux in transformer should have low reactance low resistance high reluctance high resistance low reactance low resistance high reluctance high resistance ANSWER DOWNLOAD EXAMIANS APP
Transformers The secondary of a current transformer is always short-circuited under operating conditions because it protects the primary circuit None of these avoids core saturation and high voltage induction is safe to human beings protects the primary circuit None of these avoids core saturation and high voltage induction is safe to human beings ANSWER DOWNLOAD EXAMIANS APP
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