[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f6n3kdz65_RAh6O5ltOEC_Pse0-ThVkiuYDKEAejW9uo":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":24,"type":25},[],"2023-06-08 21:23:23",53950893,[8,9,10,11],"独立性传播","衍射现象","偏振现象","折射现象",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},10,"7042c63cc53ecf0ddf11d4727aad8914","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F063945d416a7f54a81ccfb9b8b93e240.jpg","大学物理-2023春","work_27014480","第7章 光的衍射","惠更斯-菲涅耳原理可解释光的[ ]",[21,26,35,44,53,62,71,77,86,95],{"answer":22,"createTime":5,"id":6,"options":23,"question":19,"source":24,"type":25},[],[8,9,10,11],"v1",0,{"answer":27,"createTime":5,"id":28,"options":29,"question":34,"source":24,"type":25},[],53950894,[30,31,32,33],"中央明纹","暗条纹","明条纹","介于明暗之间","以辐照到单缝边缘处的光线和衍射角进行半波带划分时,刚好划分出5个半波带,则该衍射角对应的是[ ]",{"answer":36,"createTime":5,"id":37,"options":38,"question":43,"source":24,"type":25},[],53950895,[39,40,41,42],"变小","不变","不确定","变大","观察屏幕上某单色光的单缝夫琅和费衍射图样,当单缝的宽度变大,则中央条纹的宽度将[ ]",{"answer":45,"createTime":5,"id":46,"options":47,"question":52,"source":24,"type":25},[],53950896,[48,49,50,51],"2000nm","1500nm","1000nm","500nm","波长500nm的单色平行光,垂直照射到宽度为b的单缝上,若衍射角30&deg;时,对应的衍射图样为第二级暗条纹,则缝宽b为[ ]",{"answer":54,"createTime":5,"id":55,"options":56,"question":61,"source":24,"type":25},[],53950897,[57,58,59,60],"8个","6个","4个","2个","在单缝夫琅禾费衍射实验中,波长为&lambda;的单色光垂直入射在宽度为4&lambda;的单缝上,对应于衍射角为30&deg;的方向,单缝处波阵面可分为的半波带数目为[ ]",{"answer":63,"createTime":5,"id":64,"options":65,"question":70,"source":24,"type":25},[],53950898,[66,67,68,69],"507~760nm","400~507nm","600~760nm","507~600nm","用波长400~760nm的白光照射光栅,在它的衍射光谱中第二级和第三级发生重叠,第二级光谱被重叠部分的光谱范围是[ ]",{"answer":72,"createTime":5,"id":73,"options":74,"question":76,"source":24,"type":25},[],53950899,[68,75,67,66],"400~600nm","用波长400~760nm的白光照射光栅,在它的衍射光谱中第二级和第三级发生重叠,第三级光谱被重叠部分的光谱范围是[ ]",{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":24,"type":25},[],53950900,[81,82,83,84],"5倍","4倍","3倍","2倍","一衍射光栅的狭缝宽度为b,缝间不透光部分宽度为a,用波长为600nm的光垂直照射时,在某一衍射角处出现第二级主极大.若换用400nm的光垂直照射,在上述衍射角处出现第一次缺级,则a为b的[ ]",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":24,"type":25},[],53950901,[90,91,92,93],"红光","黄光","绿光","紫光","一束白光垂直照射在一光栅上,则在形成的同一级光栅光谱中,偏离中央明纹最远的是[ ]",{"answer":96,"createTime":5,"id":97,"options":98,"question":103,"source":24,"type":25},[],53950902,[99,100,101,102],"色散","散射","吸收","衍射","白色光垂直辐照光栅后,呈现的彩色是光的哪一类现象导致的[ ]"]