Transformers If 25 W of power are applied to the primary of an ideal transformer with a turns ratio of 10, the power delivered to the secondary load is 2.5 W 250 W 0 W 25 W 2.5 W 250 W 0 W 25 W ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following insulating materials can withstand the highest temperature safely? Asbestos Cellulose Glass fibre Mica Asbestos Cellulose Glass fibre Mica ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following parts of a transformer is visible from outside? Core Bushings Primary winding Secondary winding Core Bushings Primary winding Secondary winding ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer is an efficient device because it _______ Is a static device Uses capacitive coupling Uses electric coupling Uses inductive coupling Is a static device Uses capacitive coupling Uses electric coupling Uses inductive coupling ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer with a 110 V primary has a 15:1 turns ratio. The load resistance, RL, is 120 . What is the approximate voltage across the load? 7.3 V 880 V 88 V 73 V 7.3 V 880 V 88 V 73 V ANSWER DOWNLOAD EXAMIANS APP
Transformers Which winding in a transformer has more number of turns? Low voltage winding Secondary winding High voltage winding Primary winding Low voltage winding Secondary winding High voltage winding Primary winding ANSWER DOWNLOAD EXAMIANS APP
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