Transformers An isolation transformer has primary to secondady turns ratio of 1:1 Can be any ratio 2:1 1:2 1:1 Can be any ratio 2:1 1:2 ANSWER DOWNLOAD EXAMIANS APP
Transformers Transformer breaths in when None of these load on it increases load on it decreases load remains constant None of these load on it increases load on it decreases load remains constant ANSWER DOWNLOAD EXAMIANS APP
Transformers What is the coefficient of coupling for a transformer in which 4% of the total flux generated in the primary does not pass through the secondary? 0.4 4 9.6 0.96 0.4 4 9.6 0.96 ANSWER DOWNLOAD EXAMIANS APP
Transformers Short circuit test of a transformer helps us to find its Iron loss Cu loss at no load Full load cu loss None of the listed here Iron loss Cu loss at no load Full load cu loss None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers In a step-down transformer, there is a change of 15 A in the load current. This results in change of supply current of less than 15 A 15 A more than 15 A None of these less than 15 A 15 A more than 15 A None of these ANSWER DOWNLOAD EXAMIANS APP
Transformers Negative voltage regulation is indicative that the load is capacitive only None of these inductive or resistive inductive only capacitive only None of these inductive or resistive inductive only ANSWER DOWNLOAD EXAMIANS APP
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