If the load current and flux of a dc motor are held constant and voltage applied across it armature is increased by 5%, the speed of the motor will
A. increase by 5%.
B. reduce by 5%.
C. remain un-alternated.
D. depends on other factors.
Answer:A
If the load current and flux of a dc motor are held constant and voltage applied across it armature is increased by 5%, the speed of the motor will
A. increase by 5%. B. reduce by 5%. C. remain un-alternated. D. depends on other factors.