[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fg4l3H7H5rmCledUoWrfNmtEL1hLySoNjOe58YYP3REc":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2025-12-04 07:55:58",249747717,[8,9,10,11],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F248e638dfef9ceab68a3e639d740a17f.gif\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F55ed28203704c6bd9519a375126c5b77.gif\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9b9e43867a03adabca7fba2925ba0843.gif\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd421e218c67bc7bfe88a76e5aa87dd0d.gif\">",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},55,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","exam_167944342","2024级 工科 电学 测试题2025.9","在边长为a的正立方体中心有一个电量为q的点电荷,则通过该立方体任一面的电通量为( ) \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7658f40909c19d95e7678c63aba2b30d.gif\">",[21,32,40,43,52,61,71,80,89,98],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],249747715,[25,26,27,28],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F61a47758b78ef8b0c8197f165f2dfd21.webp\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F55547921a104b129542255f851aa2431.webp\">","0","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff65b5e7f6d193dcb6e434a5fa21172e0.webp\">","如图所示 ,有一个三棱柱体放置在匀强电场中,五个面的面积分别为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9c234f4058fce569e8be4b5a1626e1d7.webp\">、\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1aadcbcdbb8d246360363c2d40ee8588.webp\">、\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9c40b5bcf5a61b4e2eab0dce03f9d826.webp\">、\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F6a76ab5651b73df551dde247a3f71e32.webp\">、\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F10f1e3a8e6740db4109ae4876bc09c5c.webp\">求通过此三棱柱体的电场强度通量 .( ) \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4a1bc9049f19f580e81b4cff363d8268.png\">","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":39,"source":30,"type":31},[],249747716,[36,37,38,27],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F064b55530fe6a2ab300b3cafa03be39a.png\">","-q","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F5b5c6b762033abdf871b66ce053b0581.png\">","两个同心金属球壳,半径分别为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F98827ce8db00fc03d052ecf0c62ffd1d.png\">、\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F6b202410a5662d91ccec692c2de53fda.png\">(\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F98a2b485dc90c66fb850cdd5370c332c.png\">),如果外球壳带电q而内球壳内球壳接地,则内球壳带电为( )",{"answer":41,"createTime":5,"id":6,"options":42,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":44,"createTime":5,"id":45,"options":46,"question":51,"source":30,"type":31},[],249747718,[47,48,49,50],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7b39d6c930b22153271cfff32209d0b3.png\">,\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc25e2cd810a9c843193f7b6790833f20.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ffeef41e67f6e434d3106fcac13e6cc62.png\">,\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fcea234f99324f25624f37bc93dfed0e6.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fcea234f99324f25624f37bc93dfed0e6.png\">,\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ffeef41e67f6e434d3106fcac13e6cc62.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc25e2cd810a9c843193f7b6790833f20.png\">,\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7b39d6c930b22153271cfff32209d0b3.png\">","如图所示,在相距2R的点电荷+q和-q的电场中,把电荷+Q从O点沿弧OCD移到D点,则电场力作功与+Q(系统)电势能的增量分别为 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F5d5d45d154627ea7d0d48e7190bbd56b.png\">",{"answer":53,"createTime":5,"id":54,"options":55,"question":60,"source":30,"type":31},[],249747719,[56,57,58,59],"如果高斯面上场强处处为零,则该高斯面内必无电荷","如果高斯面内有净电荷,则通过该高斯面的电通量必不为零","高斯面上各点的电场强度仅由高斯面内的电荷提供","如果穿过高斯面上电通量为零,则该高斯面上的电场强度一定处处为零","关于高斯定理的理解有下面几种说法,其中正确的是( )",{"answer":62,"createTime":63,"id":64,"options":65,"question":70,"source":30,"type":31},[],"2026-01-01 18:02:31",299194116,[66,67,68,69],"三维建模","参数化设计","FeatureManager","变量化设","以下选项中,由SolidWorks第一个推出,并获得美国专利",{"answer":72,"createTime":63,"id":73,"options":74,"question":79,"source":30,"type":31},[],299194117,[75,76,77,78],"D","d","D1","d1","外螺纹的大径用()符号表示",{"answer":81,"createTime":63,"id":82,"options":83,"question":88,"source":30,"type":31},[],299194118,[84,85,86,87],"直纹曲面","旋转曲面","放样曲面","网格面","天圆地方这类上下形状不同的曲面造型,可以通过一下哪个曲面造型方式建模()",{"answer":90,"createTime":63,"id":91,"options":92,"question":97,"source":30,"type":31},[],299194119,[93,94,95,96],"基准轴","参考轴","坐标轴","临时轴","是由模型中的圆锥和圆柱隐含生成的",{"answer":99,"createTime":63,"id":100,"options":101,"question":106,"source":30,"type":31},[],299194120,[102,103,104,105],"原点","重心","镜向面\u002F基准面","拉伸曲面","草图是关于中心线镜向的,而特征是关于()镜向的"]