Transformers The core type transformer is generally suitable for ______ High voltage and high output Low voltage and high output None of the listed here High voltage and small output High voltage and high output Low voltage and high output None of the listed here High voltage and small output ANSWER DOWNLOAD EXAMIANS APP
Transformers The mutual flux in a transformer remains constant at all loads because ______ Leakage flux is small Iron core is used Applied voltage and frequency are constant Losses are small Leakage flux is small Iron core is used Applied voltage and frequency are constant Losses are small ANSWER DOWNLOAD EXAMIANS APP
Transformers The no load primary current is about ______of full load primary current. Above 40% 3-5% 15-30% 30-40% Above 40% 3-5% 15-30% 30-40% ANSWER DOWNLOAD EXAMIANS APP
Transformers Transformer having ratings less than 5kVA are generally ______ Water cooled Natural air cooled None of the listed here Oil cooled Water cooled Natural air cooled None of the listed here Oil cooled ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following insulating materials can withstand the highest temperature safely? Mica Asbestos Glass fibre Cellulose Mica Asbestos Glass fibre Cellulose ANSWER DOWNLOAD EXAMIANS APP
Transformers In the short circuit test on a transformer, we generally short circuit ______ High voltage winding None of the listed here Low voltage winding Either low or high voltage winding High voltage winding None of the listed here Low voltage winding Either low or high voltage winding ANSWER DOWNLOAD EXAMIANS APP
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