- Do typical DC generators use commutators? ______________
- Does a commutator use brushes? _____________
- What are brushes made out of? ____________
- In a shunt-wound generator, is the field winding connected in parallel with the armature winding or in series? ____________
- Which has the worst voltage regulation, a shunt-wound generator or a series-wound generator? ____________
- Are series-wound generators used often? _____________
- In a compound-wound generator, there is a series winding
that's used to compensate for effects that tend to decrease the output
voltage. True or False?
- Do typical DC motors use commutators? __________
- Are the field windings of a typical DC motor stationary? ___________
- Which has the higher starting torque, a DC series motor or a DC shunt motor? _____________
- Which has the better speed regulation, a DC series motor or a DC shunt motor? ____________
- Does a DC compound motor have both shunt and series
windings, so that it will have good starting torque as well as good
speed regulation? ___________
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