A.relative speed of the rotor poles
B.number of turns of wire in the armature coil
C.strength of the magnets used
D.output voltage
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A.loss of residual magnetism
B.absorption of moisture in the insulation
C.insulation varnish flaking
D.dirt collecting on the windings
A.inductance
B.capacitance
C.resistance
D.amperage
A.Fan
B.Pump
C.Winch
D.Machine tool
A.number of turns of wire in the armature coil
B.number of magnetic poles
C.strength of the magnets used
D.output voltage
A.diode
B.transformer
C.transistor
D.rheostat
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