The speed of a DC motor can be varied by changing ______________
Posted: Thu Jul 14, 2022 1:11 pm
a) Field current
b) Applied voltage
c) Resistance in series with armature
d) Field current, applied voltage or resistance in series with armature any method will work
b) Applied voltage
c) Resistance in series with armature
d) Field current, applied voltage or resistance in series with armature any method will work