Transformers The primary winding of a power transformer should always be switched shorted open fused switched shorted open fused ANSWER DOWNLOAD EXAMIANS APP
Transformers No-load on a transformer is carried out to determine efficiency of the transformer magnetising current and loss copper loss magnetising current efficiency of the transformer magnetising current and loss copper loss magnetising current ANSWER DOWNLOAD EXAMIANS APP
Transformers The all day efficiency of a transformer is ______ the commercial efficiency. The same as None of the listed here More than Less than The same as None of the listed here More than Less than ANSWER DOWNLOAD EXAMIANS APP
Transformers How are transformers generally cooled for installations rated at less than 5kVA ? Water cooled Oil cooled Air cooled None of the listed here Water cooled Oil cooled Air cooled None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers The open circuit test on a transformer gives _______ Total losses Friction losses Copper losses Iron losses Total losses Friction losses Copper losses Iron losses ANSWER DOWNLOAD EXAMIANS APP
Transformers Efficiency of a power transformer is of the order of 50 per cent 98 per cent 100 per cent 25 per cent 50 per cent 98 per cent 100 per cent 25 per cent ANSWER DOWNLOAD EXAMIANS APP
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