The primary winding is connected to().
A.the power source
B.the measurement instrument
C.the motor
D.the load
- · 有4位网友选择 C,占比40%
- · 有4位网友选择 B,占比40%
- · 有2位网友选择 D,占比20%
A.the power source
B.the measurement instrument
C.the motor
D.the load
A.Hand layup
B.Compression molding
C.Pultrusion
D.Filament winding
A.The generator need not excitation.
B.The winding on the rotor is for inputting excitation current.
C.There are three phase windings on the rotor.
D.The generator has no brushes.
A.to wind
B.wind
C.winding
D.wound
The phrase "winding me up" in Paragraph 5 probably means______.
A.getting anxious to see me
B.saying goodbye to me
C.playing a joke on me
D.trying to cheer me up
A.The generator needs not excitation
B.The winding on the rotor is for inputting excitation current
C.There are three phase windings on the rotor
D.The generator has brushes
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