Transformers The open circuit test on a transformer gives _______ Copper losses Total losses Friction losses Iron losses Copper losses Total losses Friction losses Iron losses ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer with a 110 V primary has a 15:1 turns ratio. The load resistance, RL, is 120 . What is the approximate voltage across the load? 88 V 7.3 V 880 V 73 V 88 V 7.3 V 880 V 73 V ANSWER DOWNLOAD EXAMIANS APP
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? 14.1 W 111.5 W 0 W 1,020 W 14.1 W 111.5 W 0 W 1,020 W ANSWER DOWNLOAD EXAMIANS APP
Transformers The noise resulting from vibrations of laminations set by magnetic forces, is termed as Magnetostriction Boo Hum Zoom Magnetostriction Boo Hum Zoom ANSWER DOWNLOAD EXAMIANS APP
Transformers The transformer that should never the secondary open circuited when primary is energised is _______ Auto transformer Power transformer Current transformer Voltage transformer Auto transformer Power transformer Current transformer Voltage transformer ANSWER DOWNLOAD EXAMIANS APP
Transformers The flux in the core of a single phase transformer is _____ Partly alternating and partly rotating Purely alternating one Purely rotating one None of the listed here Partly alternating and partly rotating Purely alternating one Purely rotating one None of the listed here ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS