Electrical Machines What will be the eddy current loss if the supply frequency of a transformer becomes double? Four times. Doubled. Remains same. Eight times. Four times. Doubled. Remains same. Eight times. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The efficiency of a transformer is mainly dependent on copper losses. dielectric losses. stray losses. core losses. copper losses. dielectric losses. stray losses. core losses. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Transformers operating in parallel will share the load depending upon their leakage reactance. percentage impedance. efficiency. rating. leakage reactance. percentage impedance. efficiency. rating. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines No load primary current in a transformer lags behind applied voltage by exactly 90Â&am leads the applied voltage somewhat less than 90Ã& leads the applied voltage by exactly 90Â& lags behind applied voltage somewhat less than 90à lags behind applied voltage by exactly 90Â&am leads the applied voltage somewhat less than 90Ã& leads the applied voltage by exactly 90Â& lags behind applied voltage somewhat less than 90à ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following is minimized by laminating the core of a transformer? Stray loss. Eddy current loss. Hysteresis loss. Copper loss. Stray loss. Eddy current loss. Hysteresis loss. Copper loss. ANSWER DOWNLOAD EXAMIANS APP
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