Transformers A transformer transfers electrical energy from primary to secondary usually with a change in ______ Voltage Time period Frequency Power Voltage Time period Frequency Power ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer has a 1:6 turns ratio and a secondary coil load resistance of 470 . The load resistance as seen by the source is 1.3 Ω 13 Ω 78 Ω 7.8 Ω 1.3 Ω 13 Ω 78 Ω 7.8 Ω ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary winding of a transformer has 110 V ac across it. What is the secondary voltage if the turns ratio is 8? 8.8 V 8,800 V 88 V 880 V 8.8 V 8,800 V 88 V 880 V ANSWER DOWNLOAD EXAMIANS APP
Transformers The power transformer is a constant Voltage device Power device Current device Main flux device Voltage device Power device Current device Main flux device ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary and secondary of a transformer are ______ coupled. None of the listed here Magnetically Electrically and magnetically Electrically None of the listed here Magnetically Electrically and magnetically Electrically ANSWER DOWNLOAD EXAMIANS APP
Transformers A shell-type transformer has None of these reduced magnetic leakage negligibly hysteresis losses high eddy current losses None of these reduced magnetic leakage negligibly hysteresis losses high eddy current losses ANSWER DOWNLOAD EXAMIANS APP
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