Transformers The all day efficiency of a transformer is ______ the commercial efficiency. Less than The same as None of the listed here More than Less than The same as None of the listed here More than ANSWER DOWNLOAD EXAMIANS APP
Transformers The amount of copper in the primary is _______that of secondary. Greater than About the same as Smaller than None of the listed here Greater than About the same as Smaller than None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers A no-load test is performed on a transformer to determine magnetising current magnetising current and loss efficiency copper loss core loss magnetising current magnetising current and loss efficiency copper loss core loss ANSWER DOWNLOAD EXAMIANS APP
Transformers Sumpner's test is conducted on transformer to determine Temperature All day efficiency None of the listed here Stray losses Temperature All day efficiency None of the listed here Stray losses ANSWER DOWNLOAD EXAMIANS APP
Transformers Material used for construction of transformer core is usually Wood Aluminium Silicon steel Copper Wood Aluminium Silicon steel Copper ANSWER DOWNLOAD EXAMIANS APP
Transformers The main reason for generation of harmonics in a transformer could be poor insulation mechanical vibrations fluctuating load saturation of core poor insulation mechanical vibrations fluctuating load saturation of core ANSWER DOWNLOAD EXAMIANS APP
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