[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fw_lKrHC8HHoTGV1f_srMm2pbQXxedcQksnFcEX97SBM":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2025-12-15 23:26:57",267415613,[8,9,10,11],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb772c21bd40538071745be363ffb51a6.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe5a5bd64c95429e4f5652e6cbc7ddc60.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1b0a8435e0fa06bf6a91789461003714.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa7400a4e7b9a83708c1e9723b03d2b2b.png\">",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},21,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","work_48528292","平面划线","在两块正交偏振片p1、p3 之间插入另一块偏振片p2 ,光强为I0 的自然光垂直入射于偏振片p1 并穿过p2、p3, p1与p2偏振化方向夹角为45度时,p2 透过p3 的光强I为( )",[21,32,41,44,53,62,71,80,89,98],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],267415611,[25,26,27,28],"光强之和","振动振幅之和","振动振幅之和的平方","振动的相干叠加","根据惠更斯-菲涅耳原理,若已知光在某时刻的波阵面积S,则 S 的前方某点P的光强度取决于波阵面上所有面积上发出的子波各自传到 P点的( )","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],267415612,[36,37,38,39],"自然光光强","部分偏振光光强","\u002F线偏振光光强","透过检偏器后的透射光光强","马吕斯定律以公式 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9901fb5493a67d4fa45d1f9c682c704e.png\">来表示,式中\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F440bfe77e501f20a21d69eee445db0cc.png\">是线偏振光的振动方向和检偏器偏振化方向之间的夹角,\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe333533fba5457ea7611c1b481ac3acc.png\">是( )",{"answer":42,"createTime":5,"id":6,"options":43,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":45,"createTime":5,"id":46,"options":47,"question":52,"source":30,"type":31},[],267415614,[48,49,50,51],"光是一种纵波","光是一种横波","光是电磁波","光具有粒子性","光的偏振现象表明了( )",{"answer":54,"createTime":5,"id":55,"options":56,"question":61,"source":30,"type":31},[],267415615,[57,58,59,60],"6 250 nm","62.5 nm","625 nm","6.25 nm","某单色光垂直照射到每毫米有 800 条刻痕的光栅上,若第一级谱线的衍射角为 30°,则入射光波长为( )",{"answer":63,"createTime":5,"id":64,"options":65,"question":70,"source":30,"type":31},[],267415616,[66,67,68,69],"绿光","紫光","黄光","紅光","一束白光垂直原射在光栅上,在形成的同一级光栅光谱中,偏离中央明纹最远的光应该是( )",{"answer":72,"createTime":5,"id":73,"options":74,"question":79,"source":30,"type":31},[],267415617,[75,76,77,78],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F5900a8b07c13aa90751cd872d90c4180.png\">","3","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F790978a98302afe5fe3af8302cab4d31.png\">","2","一束自然光从空气透射到玻璃表面(空气折射率为 1),当折射角为 30°时,反射光是完全偏振光,则此玻璃的折射率为( )",{"answer":81,"createTime":5,"id":82,"options":83,"question":88,"source":30,"type":31},[],267415618,[84,85,86,87],"4级","5级","3级","2级","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4f09e36dfc7b6f109827eafd64f8dcc7.png\">=450nm 和\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4eb8f7ac11c0d004d0e34bf576bad96d.png\">=600nm 的平行光垂直照射衍射光栅,在屏上产生对应的衍射条纹,波长为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4f09e36dfc7b6f109827eafd64f8dcc7.png\"> 的第四级明纹与波长\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4eb8f7ac11c0d004d0e34bf576bad96d.png\">的第几级明纹重合?若重合处衍射角为60度,则光栅常数d=4\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4f09e36dfc7b6f109827eafd64f8dcc7.png\">\u002Fsin600.( )【教材17-17计算题作业】",{"answer":90,"createTime":5,"id":91,"options":92,"question":97,"source":30,"type":31},[],267415619,[93,94,95,96],"600nm,3级","466nm,3级","600nm,4级","700nm,2级","单缝夫琅和费衍射实验中,若波长是\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fae3cf6226dc0f51387c762429549f457.png\">,缝宽为a=0.6mm,透镜焦距为f=0.4m,则中央明纹的宽度为2\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fae3cf6226dc0f51387c762429549f457.png\">f\u002Fa,其它条纹间距为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fae3cf6226dc0f51387c762429549f457.png\">f\u002Fa,若屏上距离中点1.4mm的P点观察到衍射明纹,则(1)入射光的波长是多少? 对应的级次( )【教材17-9计算题作业】",{"answer":99,"createTime":5,"id":100,"options":101,"question":106,"source":30,"type":31},[],267415620,[102,103,104,105],"宽度变大,但中心强度增大","宽度不变,且中心强度不变","宽度变大","宽度变小","单缝夫琅禾费衍射实验中,若增大缝宽,其他条件不变,则中央明纹将( )"]