In a separately excited generator supplying rated load the armature reaction ,
A)is always present
B)is always absent
C)may be sometimes present
D)none of the above

Question

Quizplus · Accepted Answer

Armature reaction, which refers to the effect of magnetic field produced by armature current on the distribution of flux under main poles of a generator, is always present when there is current flowing in the armature, such as when supplying rated load.

In a Separately Excited Generator Supplying Rated Load the Armature