Transformers The all day efficiency of a transformer is ______ the commercial efficiency. More than None of the listed here The same as Less than More than None of the listed here The same as Less than ANSWER DOWNLOAD EXAMIANS APP
Transformers The mutual inductance when k = 0.65, L1 = 2 H, and L2 = 5 H is 4 μH 2 μH 2 mH 8 μH 4 μH 2 μH 2 mH 8 μH ANSWER DOWNLOAD EXAMIANS APP
Transformers The all day efficiency of a transformer is also called its Current efficiency None of the listed here Energy efficiency Power efficiency Current efficiency None of the listed here Energy efficiency Power efficiency ANSWER DOWNLOAD EXAMIANS APP
Transformers The output current corresponding to the maximum efficiency for a transformer having core loss of 200 W and equivalent resistance referred to secondary of 0.5 Ω is 10 A 20 A 15 A 5 A 10 A 20 A 15 A 5 A ANSWER DOWNLOAD EXAMIANS APP
Transformers How many primary volts must be applied to a transformer with a turns ratio of 0.1 to obtain a secondary voltage of 9 V? 9 V 0.9 V 90 V 900 V 9 V 0.9 V 90 V 900 V ANSWER DOWNLOAD EXAMIANS APP
Transformers Transformer breaths in when None of these load on it increases load remains constant load on it decreases None of these load on it increases load remains constant load on it decreases ANSWER DOWNLOAD EXAMIANS APP
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