Transformers Sumpner's test is conducted on transformer to determine All day efficiency None of the listed here Stray losses Temperature All day efficiency None of the listed here Stray losses Temperature ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following property is not necessarily desirable in the material for transformer core? Mechanical strength High thermal conductivity High permeability Low hysteresis loss Mechanical strength High thermal conductivity High permeability Low hysteresis loss ANSWER DOWNLOAD EXAMIANS APP
Transformers The permissible flux density in case of cold rolled grain oriented steel is around 2.7 Wb/m² 4.7 Wb/m² 3.7 Wb/m² 1.7 Wb/m² 2.7 Wb/m² 4.7 Wb/m² 3.7 Wb/m² 1.7 Wb/m² ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer does not posses ______changing property. Voltage Impedance Current Power Voltage Impedance Current Power ANSWER DOWNLOAD EXAMIANS APP
Transformers For the parallel operation of single phase transformers it is necessary that they should have same efficiency same kVA rating same number of turns on the secondary side. same polarity same efficiency same kVA rating same number of turns on the secondary side. same polarity ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following transformer is smallest? 2kVA, 200 Hz 2kVA, 500 Hz 2kVA, 50 Hz 2kVA, 400 Hz 2kVA, 200 Hz 2kVA, 500 Hz 2kVA, 50 Hz 2kVA, 400 Hz ANSWER DOWNLOAD EXAMIANS APP
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