Transformers Which of the following insulating materials can withstand the highest temperature safely? Asbestos Cellulose Glass fibre Mica Asbestos Cellulose Glass fibre Mica ANSWER DOWNLOAD EXAMIANS APP
Transformers When secondary of a current transformer is open-circuited its iron core will be none of above will happen hot because of heavy iron losses taking place in it due to high flux density cool as there is no secondary current hot because primary will carry heavy current none of above will happen hot because of heavy iron losses taking place in it due to high flux density cool as there is no secondary current hot because primary will carry heavy current ANSWER DOWNLOAD EXAMIANS APP
Transformers In an auto transformer, the primary and secondary are _____ coupled. Magnetically as well as electrically Only electrically Only magnetically None of the listed here Magnetically as well as electrically Only electrically Only magnetically None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following transformer should never have the secondary open circuited while the primary is energised? Auto transformer Potential transformer Current transformer Power transformer Auto transformer Potential transformer Current transformer Power transformer ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer will work on Ac only None of the listed here AC as well as DC Dc only Ac only None of the listed here AC as well as DC Dc only ANSWER DOWNLOAD EXAMIANS APP
Transformers No-load on a transformer is carried out to determine magnetising current and loss efficiency of the transformer magnetising current copper loss magnetising current and loss efficiency of the transformer magnetising current copper loss ANSWER DOWNLOAD EXAMIANS APP
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