Transformers The steel used for transformer core has Low hysteresis loss High permeability All of the listed here High silicon content Low hysteresis loss High permeability All of the listed here High silicon content ANSWER DOWNLOAD EXAMIANS APP
Transformers The power transformer is a constant Current device Power device Main flux device Voltage device Current device Power device Main flux device Voltage device ANSWER DOWNLOAD EXAMIANS APP
Transformers A step up transformer increases Power Voltage Frequency Current Power Voltage Frequency Current ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer the resistance between its primary and secondary is Zero 1 ohm Infinite 1000 ohms Zero 1 ohm Infinite 1000 ohms ANSWER DOWNLOAD EXAMIANS APP
Transformers If a transformer has 50 turns in the primary winding and 10 turns in the secondary winding, what is the reflective resistance if the secondary load resistance is 250 ? 250 Ω 62500 Ω 25 Ω 6250 Ω 250 Ω 62500 Ω 25 Ω 6250 Ω ANSWER DOWNLOAD EXAMIANS APP
Transformers The all day efficiency of a transformer is also called its Energy efficiency Current efficiency None of the listed here Power efficiency Energy efficiency Current efficiency None of the listed here Power efficiency ANSWER DOWNLOAD EXAMIANS APP
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