摘要：如图甲所示.一矩形金属线圈ABCD垂直固定于磁场中.磁场是变化的.磁感应强度B随时间t的变化关系图象如图乙所示.则线圈的AB边所受安培力F随时间t变化的图象正确的是(规定向右为安培力F的正方向) 孝感防伪标记.盗版可耻 孝感防伪标记.盗版可耻 班级: 学号: 姓名: 得分: 第I卷选择题答题卡 1 2 3 4 5 6 7 8 [A] [A] [A] [A] [A] [A] [A] [A] [B] [B] [B] [B] [B] [B] [B] [B] [C] [C] [C] [C] [C] [C] [C] [C] [D] [D] [D] [D] [D] [D] [D] [D] 第 II 卷

网址：http://m.1010jiajiao.com/timu_id_3232498[举报]