The most efficient torque producing actuating structure for the induction type relays is?
A. Shaded pole structure
B. Watt hour meter structure
C. Induction cup structure
D. Single induction loop structure
Answer:C
The most efficient torque producing actuating structure for the induction type relays is?
A. Shaded pole structure B. Watt hour meter structure C. Induction cup structure D. Single induction loop structure