[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fCmWyl25B21_pfhz4qZW1NWBg0xr7ZBlfzoJVYFptOec":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":28,"type":29},[],"2023-10-18 22:47:53",100585962,[8,9,10,11],"U与B2成正比","U与B成反比","U与B2成反比","U与B成正比",{"courseId":13,"courseImg":14,"courseName":15},"7f641151e4060ee1c1327e68d0911f05","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1701518c2effc7f1697904f2531dff13.jpg","大学物理实验-2023秋","霍尔传感器的输出电势差U与螺线管内磁感应强度B之间成何种关系",[18,30,39,47,50,59,68,73,78,83],{"answer":19,"createTime":20,"id":21,"options":22,"question":27,"source":28,"type":29},[],"2023-10-19 11:13:31",100585953,[23,24,25,26],"载流子浓度","载流子迁移速度","载流子电量","霍尔片的厚度","霍尔元件的灵敏度KH与其本身的物理参数有关,其中不包括下列哪一项","v1",0,{"answer":31,"createTime":5,"id":32,"options":33,"question":38,"source":28,"type":29},[],100585956,[34,35,36,37],"1988年","1986年","1987年","1985年","德国斯图加特固体研究马克斯&middot;普朗克研究所的冯&middot;克利青(Klaus von Klitzing)发现了量子霍耳效应,因而获得了()的诺贝尔物理学奖",{"answer":40,"createTime":5,"id":41,"options":42,"question":46,"source":28,"type":29},[],100585959,[43,23,44,45],"迁移率","导电类型","饱和磁矩","利用霍尔效应可以判断半导体材料的很多物理参数,其中不包括",{"answer":48,"createTime":5,"id":6,"options":49,"question":16,"source":28,"type":29},[],[8,9,10,11],{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":28,"type":29},[],100585964,[54,55,56,57],"1995年","1998年","1997年","1996年","分数量子霍耳效应的发现者劳克林、施特默和崔琦获得了()的诺贝尔物理学奖",{"answer":60,"createTime":61,"id":62,"options":63,"question":66,"source":28,"type":67},[],"2023-10-18 22:50:11",100586341,[64,65],"正确","错误","利用霍尔效应测磁场时,一般可忽略地磁场的存在,该描述是否正确",3,{"answer":69,"createTime":61,"id":70,"options":71,"question":72,"source":28,"type":67},[],100586344,[64,65],"霍尔灵敏度与霍尔系数成正比而与霍尔片的厚度成反比,该描述是否正确",{"answer":74,"createTime":61,"id":75,"options":76,"question":77,"source":28,"type":67},[],100586347,[64,65],"霍尔元件是由金属材料制成",{"answer":79,"createTime":61,"id":80,"options":81,"question":82,"source":28,"type":67},[],100586348,[64,65],"霍尔效应只在导体中发生,该描述是否正确",{"answer":84,"createTime":61,"id":85,"options":86,"question":91,"source":28,"type":92},[],100586349,[87,88,89,90],"实验前应先将UH调零后再开始实验","接通电源,先预热再测量","请勿用手触摸霍尔片,不要移动霍尔片的位置","注意电流和磁场方向的正负","霍尔效应实验过程中的注意事项有",1]