[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f1vu-TFxwB0zjwzumTvqpI5zA7-aZZwSWMycrAlSqPN8":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2025-12-12 21:14:42",262206152,[8,9,10,11],"对应的衍射角变小","对应的衍射角变大","对应的衍射角也不变","光强也不变",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},29,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","work_46832709","第十二章光学-衍射作业(计入平时成绩)","{B12-B-1-2在夫琅和费单缝衍射实验中,对于给定的入射单色光,当缝宽度变小时,除中央亮纹的中心位置不变外,各级衍射条纹[ ]}",[21,33,41,50,59,67,76,85,88,97],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2025-12-12 06:51:09",260775058,[26,27,28,29],"无品牌策略","品牌归属策略","分类品牌策略","个别品牌策略","宝洁集团旗下的主要品牌有汰渍、潘婷、SKⅡ、吉列、OLAY等等,不同的产品给予不同的品牌命名,这种品牌策略是( )","v1",0,{"answer":34,"createTime":23,"id":35,"options":36,"question":40,"source":31,"type":32},[],260775060,[27,37,38,39],"统一品牌与个别品牌并行策略","统一品牌策略","联合品牌策略","广州宝洁公司的&quot;海飞丝&quot;、&quot;潘婷&quot;、&quot;飘柔&quot;等品牌的产品均冠以P&amp;G公司的标志,这是( )品牌策略",{"answer":42,"createTime":23,"id":43,"options":44,"question":49,"source":31,"type":32},[],260775067,[45,46,47,48],"统一品牌","分类品牌","多品牌","复合品牌","企业欲在产品分销过程中占有更大的货架空间来为获得较高的市场占有率奠定基础,一般会选择( )策略",{"answer":51,"createTime":23,"id":52,"options":53,"question":58,"source":31,"type":32},[],260775071,[54,55,56,57],"品牌扩展决策","多品牌决策","个别品牌决策","品牌化决策","宝洁公司同时生产9种品牌的洗衣粉,此决策是( )",{"answer":60,"createTime":23,"id":61,"options":62,"question":66,"source":31,"type":32},[],260775076,[63,27,64,65],"品牌化策略","品牌延伸策略","多品牌策略","雀巢公司将雀巢品牌使用到奶粉、巧克力、饼干等产品上,这种品牌决策是( )",{"answer":68,"createTime":23,"id":69,"options":70,"question":75,"source":31,"type":32},[],260775084,[71,72,73,74],"统一包装策略","再使用包装策略","分档包装策略","附赠品包装策略","市场出现了用唐老鸭、米老鼠等塑料玩具来包装糖果很受儿童欢迎,这是一种( )",{"answer":77,"createTime":5,"id":78,"options":79,"question":84,"source":31,"type":32},[],262206150,[80,81,82,83],"亮纹,3个半波带","亮纹,4个半波带","暗纹,3个半波带","暗纹,4个半波带","{B12-B-1-1在单缝衍射实验中,缝宽a=0.2mm,透镜焦距f=0.4m,入射光波长\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc37ae3a732013476d989fab1cb3d5cae.png\">=500nm,则在距离中央亮纹中心位置2mm处是亮纹还是暗纹?从这个位置看上去可以把波阵面分为几个半波带? [ ]}",{"answer":86,"createTime":5,"id":6,"options":87,"question":19,"source":31,"type":32},[],[8,9,10,11],{"answer":89,"createTime":5,"id":90,"options":91,"question":96,"source":31,"type":32},[],262206153,[92,93,94,95],"l \u002F 2","l","2l","3l","{B12-B-1-3波长为&lambda;的单色平行光垂直入射到一狭缝上,若第一级暗纹的位置对应的衍射角为q=&plusmn;p \u002F 6,则缝宽的大小为[ ]}",{"answer":98,"createTime":5,"id":99,"options":100,"question":105,"source":31,"type":32},[],262206155,[101,102,103,104],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03d2040c4138904fda4e65c13eb47672.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc37ae3a732013476d989fab1cb3d5cae.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F27d6f56fbf8e5f951f3fc231bbf577d2.png\"> \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F017814f4ce75586a5c0fff475cebcc6e.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fccbb992c34d6d4a2e838a9488def8bcd.png\">","{B12-B-1-4一束波长为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc37ae3a732013476d989fab1cb3d5cae.png\">的平行单色光垂直入射到一单缝AB上,装置如图.在屏幕D上形成衍射图样,如果P 是中央亮纹一侧第一个暗纹所在的位置,则BC的长度为[ ]\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F3ca492ff32c4dd25e1bd5e641fa4781e.png\">}"]