A、A.single phase
B、B.two phase
C、C.three phase
D、D.four phase
更多“The （）, cage rotor induction motor is the first choice marine motor in most modern ships because of its electrical and mechanical simplicity.”相关的问题
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
A、throttling the pressure line B、changing the speed of the rotor C、either A or B D、None of the above is tree
A、throttling the pressure line B、changing the speed of the rotor C、either A or B D、None of the above is tree
A、throttling the pressure line B、changing the speed of the rotor C、either A or B D、None of the above is true
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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