In a DC machine, for the same value of ɸ, Z and N; which one of the following statement is correct?
A. Armature EMF is more with wave winding than with lap winding.
B. Armature EMF is less with wave winding than with lap winding.
C. Armature EMF depends on whether the machine is running as a motor or a generator.
D. Armature EMF is the same as long as the flux density in the air gap remains the same.
Answer:A
In a DC machine, for the same value of ɸ, Z and N; which one of the following statement is correct?
A. Armature EMF is more with wave winding than with lap winding. B. Armature EMF is less with wave winding than with lap winding. C. Armature EMF depends on whether the machine is running as a motor or a generator. D. Armature EMF is the same as long as the flux density in the air gap remains the same.