Transformers Which type of winding is used in 3phase shell-type transformer? Circular type Rectangular type Sandwich type Cylindrical type Circular type Rectangular type Sandwich type Cylindrical type ANSWER DOWNLOAD EXAMIANS APP
Transformers Efficiency of a power transformer is of the order of 100 per cent 50 per cent 25 per cent 98 per cent 100 per cent 50 per cent 25 per cent 98 per cent ANSWER DOWNLOAD EXAMIANS APP
Transformers A Buchholz relay can be installed on Air-cooled transformer Oil cooled transformer Auto transformer Welding transformer Air-cooled transformer Oil cooled transformer Auto transformer Welding transformer ANSWER DOWNLOAD EXAMIANS APP
Transformers The principle of working of transformer is Mutual induction Dynamic induction Self induction Static induction Mutual induction Dynamic induction Self induction Static induction ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following insulating materials can withstand the highest temperature safely? Glass fibre Cellulose Mica Asbestos Glass fibre Cellulose Mica Asbestos ANSWER DOWNLOAD EXAMIANS APP
Transformers If a transformer core has air gaps, then, _________ Reluctance of magnetic path is decreased Eddy current is increased Hysteresis loss is decreased Magnetising current is greatly increased Reluctance of magnetic path is decreased Eddy current is increased Hysteresis loss is decreased Magnetising current is greatly increased ANSWER DOWNLOAD EXAMIANS APP
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