Transformers In a certain transformer, the input power to the primary is 120 W. If 8.5 W are lost to the winding resistance, what is the output power to the load, neglecting any other issues? 0 W 111.5 W 1,020 W 14.1 W 0 W 111.5 W 1,020 W 14.1 W ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer is an efficient device because it _______ Is a static device Uses electric coupling Uses capacitive coupling Uses inductive coupling Is a static device Uses electric coupling Uses capacitive coupling Uses inductive coupling ANSWER DOWNLOAD EXAMIANS APP
Transformers Harmonics in transformer result in increased I2R losses All of the listed here increased core losses magnetic interference with communication circuits increased I2R losses All of the listed here increased core losses magnetic interference with communication circuits ANSWER DOWNLOAD EXAMIANS APP
Transformers Efficiency of a power transformer is of the order of 98 per cent 50 per cent 100 per cent 25 per cent 98 per cent 50 per cent 100 per cent 25 per cent ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer will have zero efficiency at Half full load None of the listed here No load Full load Half full load None of the listed here No load Full load ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer oil must be free from Odour Moisture Sludge Gases Odour Moisture Sludge Gases ANSWER DOWNLOAD EXAMIANS APP
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