Transformers Primary winding of a transformer is always a low voltage winding is always a high voltage winding could either be a low voltage or high voltage winding None of these is always a low voltage winding is always a high voltage winding could either be a low voltage or high voltage winding None of these ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following protection is normally not provided on small distribution transformers? All of these Buchholz relay Overfluxing protection Overcurrent protection All of these Buchholz relay Overfluxing protection Overcurrent protection ANSWER DOWNLOAD EXAMIANS APP
Transformers The path of the magnetic flux in transformer should have high reluctance low resistance high resistance low reactance high reluctance low resistance high resistance low reactance ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary coil of a transformer is connected to a 60 V ac source. The secondary coil is connected to a 330 load. The turns ratio is 3:1. What is the secondary voltage? 18 V 2 V 180 V 20 V 18 V 2 V 180 V 20 V ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following insulating materials can withstand the highest temperature safely? Asbestos Cellulose Mica Glass fibre Asbestos Cellulose Mica Glass fibre ANSWER DOWNLOAD EXAMIANS APP
Transformers Which type of winding is used in 3phase shell-type transformer? Circular type Sandwich type Cylindrical type Rectangular type Circular type Sandwich type Cylindrical type Rectangular type ANSWER DOWNLOAD EXAMIANS APP
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