Transformers The primary winding of a transformer has 110 V ac across it. What is the secondary voltage if the turns ratio is 8? 880 V 88 V 8,800 V 8.8 V 880 V 88 V 8,800 V 8.8 V ANSWER DOWNLOAD EXAMIANS APP
Transformers Open circuit test on transformers is conducted to determine core losses eddy current losses copper losses hysteresis losses core losses eddy current losses copper losses hysteresis losses ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following parts of a transformer is visible from outside? Primary winding Bushings Secondary winding Core Primary winding Bushings Secondary winding Core ANSWER DOWNLOAD EXAMIANS APP
Transformers The transformer that should never the secondary open circuited when primary is energised is _______ Power transformer Voltage transformer Current transformer Auto transformer Power transformer Voltage transformer Current transformer Auto transformer ANSWER DOWNLOAD EXAMIANS APP
Transformers A step up transformer increases Voltage Power Frequency Current Voltage Power Frequency Current ANSWER DOWNLOAD EXAMIANS APP
Transformers To step 110 V ac down to 20 V ac, the turns ratio must be 5.5 0.018 18 0.18 5.5 0.018 18 0.18 ANSWER DOWNLOAD EXAMIANS APP
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