Transformers When load on a transformer is decreased, ______loss is decreased Eddy current Hysteresis Friction Copper Eddy current Hysteresis Friction Copper ANSWER DOWNLOAD EXAMIANS APP
Transformers In which of the following transformer part of primary winding also serves as the secondary winding? Step-up transformer Current transformer Potential transformer Auto transformer Step-up transformer Current transformer Potential transformer Auto transformer ANSWER DOWNLOAD EXAMIANS APP
Transformers Sumpner's test is conducted on transformers to determine None of these all-day efficiency temperature stray losses None of these all-day efficiency temperature stray losses ANSWER DOWNLOAD EXAMIANS APP
Transformers A no-load test is performed on a transformer to determine efficiency copper loss core loss magnetising current magnetising current and loss efficiency copper loss core loss magnetising current magnetising current and loss ANSWER DOWNLOAD EXAMIANS APP
Transformers Natural air cooling is generally restricted for transformers up to 1.5 MVA 50 MVA 15 MVA 5 MVA 1.5 MVA 50 MVA 15 MVA 5 MVA ANSWER DOWNLOAD EXAMIANS APP
Transformers Natural oil cooling is used for transformers upto a rating of 250 kVA 500 kVA 3000 kVA 1000 kVA 250 kVA 500 kVA 3000 kVA 1000 kVA ANSWER DOWNLOAD EXAMIANS APP
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