Transformer or motor action depends on the interaction of two opposing electromagnetic fields.
In the transformer, the only __________ between the two circuits is the frequency of the applied AC power applied to the primary circuit.
In the motor, __________ depends on both the frequency of the applied AC power to the stator winding circuit and on the turning speed of the rotor circuit.
A) relative motion; relative motion
B) motion; motion
C) relative motion; motion
D) locomotion; locomotion
E) inner motion; inner motion
Show Answer
Answer:A
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