1.

A 4-pole wave-would motor armature has 880 conductors and delivers 120 A. The brushes have been displaced through 3 angular degrees from the geometrical axis. Calculate the additional field current for neutralizing the demagnetisation of the field winding has 1100 turns/pole

A. 0.2 A
B. 0.4 A
C. 2 A
D. 4 A
Answer» C. 2 A


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