DC Generator
A generator containing both series and shunt field windings is called a _____ generator.
Compound
Series field windings are connected in series with the armature. They are wound with ______ turns of fairly ____ wire.
Few;Large
The warren motor is a variation on the shaded pole motor. It operates at ____ RPM.
3600
The output voltage of the shunt generator is set when the load is _____.
The motor that does not contain a wound armature, commutator, or brushes is the _____ motor.
Brushless DC
A compound generator has both series and shunt windings. When they aide each other it is called
Cumulative Compound
When the field winding of a DC motor is connected in parallel with the armature, the motor is called a ____ motor.
Shunt
The ____ motor can be used on either AC or DC.
Universal
Power factor (PF) is the ratio of the _____ power to the _____ power.
Apparent, True
When reduced voltage is applied to the armature and full voltage is maintained to the shunt field, the motor operates at _______.
Underspeed
Armature reaction is the bending of the main magnetic field by the ______ magnetic field.
Armature
The DC motor known as "constant speed" motor is the ___ motor.
Shunt
The ____ winding is made of a few turns of large wire and is located at the bottom bottom of the stator core.
Run
Brushes
Brushless DC motors that require very smooth operation such as grinders that produce a finished surface are powered by ________ waves.
Sine
The winding that provides high current and low voltage is the _________.
Lap Wound
Permanent magnet motors have a ____ efficiency than wound field motors.
Higher
Multispeed fan motors achieve multiple speeds by inserting additional _____ in series with the run windings.
Windings
In a series RC circuit, total impedance is the ____ sum of the resistances and reactances in a circuit
Vector
What type of motor can develop extremely high starting torque?
Series
In a generator, the series field diverter is also called the
What limits the amount of current flow through the armature when power is first applied?
Armature Resistance
In single-phase motors such as the resistance start induction-run motor, the start winding is disconnected by the
Centrifugal Switch
What are the TWO factors that determine the synchronous speed of a split-phase motor.
1.Number of stator poles per phase
2.Frequency of the applied voltage.
Split-phase motors are so named because they operate on single-phase voltage, but internally they divide the voltage in such a manner as to create a _____ magnetic field.
Rotating