A.100kw
B.400kw
C.500kw
D.600kw
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A.used to do mechanical work
B.used to establish the magnetic field of the motor
C.lost as heat generated by the windings
D.lost in doing work to turn the motor itself
A.an electrical interlock system
B.an automatic paralleling trip switch
C.the synchronizing oscilloscope
D.the reverse current relay
A.waterproof
B.drip proof
C.spray tight
D.spray proof
A.portable tools
B.large pump motors
C.turbo electric main motors
D.forced draft fans
A.5 volts, the output changes 10 volts
B.10 volts, the output changes 5 volts
C.2 volts, the output changes 10 volts
D.10 volts, the output changes 2 volts
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