额定电压(rated voltage)
额定电压(rated voltage)
相关考题:
The power factor of an AC generator operating singularly is determined by the_______ .A.connected loadB.prime mover speedC.field excitationD.generator's rated voltage
选用晶闸管的额定电压时,应根据实际工作条件下的峰值额定电压的大小应为()A、额定电压等于实际峰值电压B、额定电压远远小于实际峰值电压C、额定电压大于实际峰值电压D、额定电压略小于实际峰值电压
()是指由设备生产厂给出的设备或设备主要部件耐冲击过电压的最大值。该值与设备的绝缘水平有关。A、总放电电流total discharge currentB、标称放电电流nominal discharge currentC、冲击电流impulse currentD、耐冲击过电压额定值rated impulse with stand voltage
单选题The output voltage of a three-phase alternator is regulated by the ().AAC voltage to the armatureBAC voltage to the fieldCDC voltage to the armatureDDC voltage to the field
单选题Generators should have an excitation/voltage regulation system which will enable them to share the steady state reactive load () no machine exceeds its proportional share of reactive load by more than 10% of the rated reactive load of the largest generator.AwhenBso asCsuch thatDthough
单选题The power factor of an AC generator operating singularly is determined by the ()Aconnected loadBprime mover speedCfield excitationDgenerators rated voltage
单选题The power factor at which a paralleled AC generator operates is usually adjusted by the ().Aconnected loadBprime mover speedCfield excitationDgenerators rated voltage
判断题在Advanced下的Voltage Monitor可显示计算机电源输出的各类电压和CPU核心电压。A对B错