The primary method of varying the speed on a DC shunt motor is to adjust the voltage and current on the field winding or the _____.
a. rheostat
b. armature
c. controller
d. stator key
b. armature
Trades & Technology
You might also like to view...
A(n) ____ fabricates new pipes and installs them.
A. service writer B. exhaust system specialist C. parts specialist D. master automobile technician
Trades & Technology
Cacti usually have some type of ____, whereas succulents do not
a. woody stem c. cones b. needles d. hairs
Trades & Technology
How do the JFET and BJT behave differently in switching applications?
What will be an ideal response?
Trades & Technology
What are the key visual features for a non-inverting op amp?
What will be an ideal response?
Trades & Technology