[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f_8zxY7uJes0S-YXLPGUyKjn9O28pSHm9i_fSI6uGCb0":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2025-12-19 19:38:30",274040738,[8,9,10,11],"白光是由许多不同波长的光构成的","来自不同光源的光,不能具有正好相同的频率","两光源发出的光强度不同","两个光源是独立的,不是相干光源",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},36,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","work_49231594","第十二章作业","来自不同光源的两束白光,例如两束手电筒光,照射在同一区域内,是不能产生干涉图样的,这是由于( )",[21,32,41,50,59,68,77,80,89,98],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],274040720,[25,26,27,28],"30","25","90.6","105","借助于玻璃表面上所涂的折射率为n=1.38的氟化镁透明薄膜,可以减少玻璃(折射率为1.50)表面的反射.若波长为500nm的单色光垂直入射时,为了实现最小的反射,试问此透明薄膜的厚度至少为多少nm?( )","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],274040723,[36,37,38,39],"3λ","6λ","4.5λ","3.5λ","在杨氏双缝实验中,波长为λ的单色光照射下,产生第三级暗条纹的两束光线的光程差是( )",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],274040726,[45,46,47,48],"3\u002F4","4\u002F3","7\u002F9","9\u002F7","一束单色平行光照射到缝间距为d1的双缝上,在观察屏上P点出现第四级明条纹. 当双缝间距离变为d2时,P点出现第三级明条纹,则比值d1\u002Fd2为( )",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":30,"type":31},[],274040729,[54,55,56,57],"各级条纹都是彩色的","除了零级条纹是白色,附近为内紫外红的彩色条纹","各级条纹都是白色的","零级亮条纹是白色的,附近的为内红外紫的彩色条纹","用白光作杨氏干涉试验,则干涉图样为 ( )",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":30,"type":31},[],274040732,[63,64,65,66],"δ是光程差,λ是介质中波长","δ是光程差,λ是真空中波长","δ是几何路程差,λ是真空中波长","δ是几何路程差,λ是介质中波长","光在n≠1的介质中传播时,相位差Δϕ=(2π)\u002Fλδ,其中()",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":30,"type":31},[],274040735,[72,73,74,75],"I","2I","3I","4I","两束平面平行的相干光,每一束都以强度I照射到某一平面,彼此同相地合并在一起,则合并光强照射此表面的强度为( )",{"answer":78,"createTime":5,"id":6,"options":79,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":81,"createTime":5,"id":82,"options":83,"question":88,"source":30,"type":31},[],274040740,[84,85,86,87],"具有一定间距的稳定条纹","条纹下移,其间距越来越大","条纹下移,其间距不变","条纹上移,其间距越来越大","用白光照射由竖直放置的铅丝围成的薄肥皂水膜时,将观察到彩色干涉条纹,其干涉条纹的特点是( )",{"answer":90,"createTime":5,"id":91,"options":92,"question":97,"source":30,"type":31},[],274040744,[93,94,95,96],"2","1.5","3.2","1.8","用波长为650nm的红色光作杨氏双缝干涉实验,已知狭缝相距0.1mm,从屏幕上量得相邻亮条纹间距为1cm,如狭缝到屏幕间距以m为单位,则其大小为( )",{"answer":99,"createTime":5,"id":100,"options":101,"question":106,"source":30,"type":31},[],274040748,[102,103,104,105],"条纹上移,干涉条纹间距不变","条纹下移,干涉条纹间距不变","条纹上移,干涉条纹间距变小","条纹上移,干涉条纹间距变大","若用一张薄云母片将杨氏双缝干涉试验装置的上缝盖住,则( )"]