Transformers The flux in the core of a single phase transformer is _____ Purely rotating one Purely alternating one Partly alternating and partly rotating None of the listed here Purely rotating one Purely alternating one Partly alternating and partly rotating None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer oil must be free from Odour Sludge Moisture Gases Odour Sludge Moisture Gases ANSWER DOWNLOAD EXAMIANS APP
Transformers Sumpner's test is conducted on transformer to determine None of the listed here Temperature All day efficiency Stray losses None of the listed here Temperature All day efficiency Stray losses ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following property is not necessarily desirable in the material for transformer core? Mechanical strength Low hysteresis loss High thermal conductivity High permeability Mechanical strength Low hysteresis loss High thermal conductivity High permeability 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? 900 350 210 450 900 350 210 450 ANSWER DOWNLOAD EXAMIANS APP
Transformers If 25 W of power are applied to the primary of an ideal transformer with a turns ratio of 10, the power delivered to the secondary load is 2.5 W 250 W 25 W 0 W 2.5 W 250 W 25 W 0 W ANSWER DOWNLOAD EXAMIANS APP
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