1kV=()mV。A、10B、103C、106D、109
1kV=()mV。
- A、10
- B、103
- C、106
- D、109
相关考题:
MV CASABIANCA ordered the MV RADIANT MED to wait for her and the MV RADIANT MED acknowledged the message stating that speed was being reduced as far as possible. This sentence says that ________ .A.MV RADIANT MED was told by MV CASABIANCA to reduce her speedB.MV CASABIANCA was told by MV RADIANT MED to reduce her speedC.MV CASABIANCA was reducing her speed but she could not wait for MV RADIANT MEDD.MV RADIANT MED was reducing her speed but she could not wait for MV CASABIANCA
以下有关电位差的说法,正确的有()。A、电路中任意两点间电位的差值称为电压(电位差)B、A、B两点的电压以UAB表示,UAB=UB-UAC、电位差是产生电流的原因D、常用的电位差单位:1Kv=103mV
电压是指电路中两点A、B之间的电位差,简称为(),电压的国际单位制为(),常用的单位还有毫伏(mV)、微伏(μV)、千伏(kV)等,它们与伏特的换算关系是1kV=()V=()mV=()μV。
单选题写出NH-YJV220.6/1KV全称()A0.6/1kv铜芯聚氯乙烯绝缘钢带铠装聚氯乙烯护套耐火电力电缆B0.6/1kv铜芯聚乙烯绝缘钢带铠装聚氯乙烯护套耐火电力电缆C0.6/1kv铜芯聚乙烯绝缘钢带铠装聚氯乙烯护套阻燃电缆D0.6/1kv铜芯聚氯乙烯绝缘聚氯乙烯护套耐火电力电缆
单选题额定电压大于()的应为高压电器设备、器具和材料。A交流10kV或直流1.5kVB交流1kV或直流1.5kVC交流0.5KV或直流1kV