[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fyOwem4onQcvhleEqfZBLsgjGEvBYeDoogRZLltpSu3Y":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":11,"question":18,"related":19,"source":29,"type":30},[],"2025-11-18 08:51:55",236063683,[8,9,10],"单手碰到带电体","双手碰到两相电线(此时人体作为负载,已触电)","人体碰到带电设备",{"count":12,"courseId":13,"courseImg":14,"courseName":15,"workId":16,"workName":17},100,"e93b791e6835d84eca326626144eb43b","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F67f9fd1984c0fe61d4fe4bfe81a47087.jpg","实验室安全教育（工科版）","exam_151499748","实验室安全考试(工科版)","漏电保护器对( )的情况不起作用.( )",[20,31,40,49,57,65,74,83,91,100],{"answer":21,"createTime":5,"id":22,"options":23,"question":28,"source":29,"type":30},[],236063674,[24,25,26,27],"熔丝烧断是电路中电流过大","人站在绝缘物上不会触电","开关要接在火线上","家用电器的金属外壳要接地","关于家庭电路和安全用电,下列说法中不正确的是().( )","v1",0,{"answer":32,"createTime":5,"id":33,"options":34,"question":39,"source":29,"type":30},[],236063675,[35,36,37,38],"48 24","36 24","36 12","24 12","直接接触人体的手提灯的电压不应大于()V.在工作不便的狭窄地点、锅炉和金属容器内或平台上接触有良好接地的大块金属面时,手提灯的电压不应大于()V.( )",{"answer":41,"createTime":5,"id":42,"options":43,"question":48,"source":29,"type":30},[],236063676,[44,45,46,47],"黄白","绿红","绿蓝","绿黄","接地线颜色应为()相间条纹的双色标志.( )",{"answer":50,"createTime":5,"id":51,"options":52,"question":56,"source":29,"type":30},[],236063677,[53,54,55],"单人操作","至少有两人以上","至少有三人以上","进行危险性实验时,应( ).( )",{"answer":58,"createTime":5,"id":59,"options":60,"question":64,"source":29,"type":30},[],236063678,[61,62,63],"24","26","64","常用仪器设备的电源和大型用电设备可以共用一条线路.&times; 单项选择题 每题2分,共40分 20题1001. 发生触电事故的危险电压一般是( )伏以上.( )",{"answer":66,"createTime":5,"id":67,"options":68,"question":73,"source":29,"type":30},[],236063679,[69,70,71,72],"电灯的开关装再火线或零线上都可以","使用测电笔可以辨别家庭电路中的火线和零线","洗衣机使用三孔插座能防止人触电","保险丝被烧断,可能是电路中使用了大功率用电器或出现了短路故障","关于家庭电路的说法不正确的是().( )",{"answer":75,"createTime":5,"id":76,"options":77,"question":82,"source":29,"type":30},[],236063680,[78,79,80,81],"零线出现断路","灯泡的灯丝断了","电路短路","有人触电","家庭电路中的保险丝烧断了,原因可能是().( )",{"answer":84,"createTime":5,"id":85,"options":86,"question":90,"source":29,"type":30},[],236063681,[87,88,89],"易氧化及被腐蚀","易氧化且不受腐蚀","变得更加坚硬","烙铁头长时间在高温下工作的后果是什么?( )",{"answer":92,"createTime":5,"id":93,"options":94,"question":99,"source":29,"type":30},[],236063682,[95,96,97,98],"用湿手拨动电路中的开关是不安全的","我国家庭电路的电压是220V","家庭电路中的用电器都是串联的","电路中的总功率过大会造成保险丝熔断","关于家庭电路,下列说法不正确的是().( )",{"answer":101,"createTime":5,"id":6,"options":102,"question":18,"source":29,"type":30},[],[8,9,10]]