In a dc motor; if armature current is increased, keeping field current constant, the torque developed will
A. remain unchanged.
B. decrease in inverse proportion.
C. increase proportionately.
D. increase in proportion to the square of the armature current.
Answer:C
In a dc motor; if armature current is increased, keeping field current constant, the torque developed will
A. remain unchanged. B. decrease in inverse proportion. C. increase proportionately. D. increase in proportion to the square of the armature current.