Transformers The primary and secondary of a transformer are ______ coupled. None of the listed here Magnetically Electrically Electrically and magnetically None of the listed here Magnetically Electrically Electrically and magnetically 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? 350 450 210 900 350 450 210 900 ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary winding of a power transformer should always be shorted fused switched open shorted fused switched open ANSWER DOWNLOAD EXAMIANS APP
Transformers The open circuit test on a transformer gives _______ Total losses Iron losses Friction losses Copper losses Total losses Iron losses Friction losses Copper losses ANSWER DOWNLOAD EXAMIANS APP
Transformers Natural oil cooling is used for transformers up to a rating of 1000 kVA 3000 kVA 250 kVA 500 kVA 1000 kVA 3000 kVA 250 kVA 500 kVA ANSWER DOWNLOAD EXAMIANS APP
Transformers Transformer breaths in when load on it decreases load on it increases None of these load remains constant load on it decreases load on it increases None of these load remains constant ANSWER DOWNLOAD EXAMIANS APP