[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fq3SEXJFx82Y1YheA-jW2svadB0b7sMEIjC6NuArA4L8":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":29,"type":46},[],"2025-06-09 23:58:01",197315828,[8,9,10,11],"方向有时相同,有时相反","方向总是相同","大小总是不相等","方向总是相反",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},253,"f4b0029aad273a376c6f35393218cccf","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0a7048d47fe3ff4e610278fbba07e9a5.jpg","大学物理（上）","work_43846869","化学治疗药物作业","一简谐横波沿Ox轴传播.若Ox轴上P1和P2两点相距\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F74343594dd2ff601cbbd719926840e48.png\">(其中\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F3c0023ab455252966c3f964fac63f93a.png\">为该波的波长),则在波的传播过程中,这两点振动速度的 【 】",[21,31,36,47,50,60,70,80,90,99],{"answer":22,"createTime":23,"id":24,"options":25,"question":28,"source":29,"type":30},[],"2025-06-09 23:58:00",197315802,[26,27],"正确","错误","孤立的谐振子不能储存能量","v1",3,{"answer":32,"createTime":23,"id":33,"options":34,"question":35,"source":29,"type":30},[],197315809,[26,27],"纵波是传播方向与质点振动方向垂直的波",{"answer":37,"createTime":38,"id":39,"options":40,"question":45,"source":29,"type":46},[],"2025-06-10 00:14:38",197315816,[41,42,43,44],"波速为25 m\u002Fs","波速为5 m\u002Fs","频率为2 Hz","波长为0.5 m","一横波沿绳子传播时的波动方程为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F5703af800773b48b5543834da02f01d5.png\">(SI),则 【 】",0,{"answer":48,"createTime":5,"id":6,"options":49,"question":19,"source":29,"type":46},[],[8,9,10,11],{"answer":51,"createTime":52,"id":53,"options":54,"question":59,"source":29,"type":46},[],"2025-06-10 00:14:39",197315840,[55,56,57,58],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F3278dfe09e0a6aa8f159167024d4240e.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F408f912c8d53f2a3efec7efbc551225e.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd1ca82388ceb53555b0ceac316f2a465.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff1ef8898b8d68f9d5892aa4e892112f0.png\">","图示一简谐波在t=0时刻的波形图,波速u=200m\u002Fs,则图中O点的振动加速度的表达式为 【 】\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1344852bbab22975690b870d578a4bff.jpg\">",{"answer":61,"createTime":62,"id":63,"options":64,"question":69,"source":29,"type":46},[],"2025-06-10 00:24:15",197315853,[65,66,67,68],"它的势能转换成动能","它的动能转换成势能","它从相邻的一段质元获得能量其能量逐渐增大","它把自己的能量传给相邻的一段质元,其能量逐渐减小","一平面简谐波在弹性媒质中传播,在媒质质元从平衡位置运动到最大位移处的过程中 【 】",{"answer":71,"createTime":72,"id":73,"options":74,"question":79,"source":29,"type":46},[],"2025-06-09 23:58:02",197315859,[75,76,77,78],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc2392daa3344c7dbe80df95546ce5c68.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fec8880c0b287668cde0fc532f0fa73ce.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F14820e6f1e5d7a0f0597308ddd6d4f17.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc057fbdeffff8fa60119065fa8e31c90.png\">","波长为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc057fbdeffff8fa60119065fa8e31c90.png\">的谐波在传播过程中,同一传播方向上有两个质点的振动速度在任一时刻总是大小相等,而方向相反,则这两个质点之间的最小距离为 【 】",{"answer":81,"createTime":82,"id":83,"options":84,"question":89,"source":29,"type":46},[],"2025-06-10 00:24:12",197315873,[85,86,87,88],"o′, d","b , f","o′, b , d, f","a , c , e , g","一机械波在t时刻波形曲线如图3所示,介质中该时刻能量为最大值的质点的位置为【 】\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F167dfa3ef410efdeb584f9a7144c8096.png\">",{"answer":91,"createTime":72,"id":92,"options":93,"question":98,"source":29,"type":46},[],197315880,[94,95,96,97],"均为零","均为 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2910aedf116e3a3777f933207f1c65d0.png\">","依次分别为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F80f55679fc3f130af8b2c0cd8000be78.png\">与\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2910aedf116e3a3777f933207f1c65d0.png\">","均为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F80f55679fc3f130af8b2c0cd8000be78.png\">","图①表示t=0时的余弦波的波形图,波沿x轴正向传播;图②为一余弦振动曲线.则图①中所表示的x=0处振动的初位相与图②所表示的振动的初位相 【 】\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2b04e82a154b7a585d8c223aa5262aac.png\">",{"answer":100,"createTime":101,"id":102,"options":103,"question":108,"source":29,"type":46},[],"2025-06-18 14:41:50",197315890,[104,105,106,107],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F8f29d0bbb32cbeee8832b3db1a9787c7.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa6da121502df77846e2b414b7f08a395.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F8a2b711e53700d4c14b4096d96705d7a.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7c256eca7cc0d1e1f04d383821c4f15d.png\">","一平面谐波沿x轴正向传播,t=0时刻的波形如图1所示,则P处质点振动在t=0时刻的旋转矢量图为 【 】\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbe684aace87dfcd3eb3c7e52d220c454.png\">"]