第十八章　达标精练 技能强化 （学生版+答案版） 2026年中考物理一轮专题复习（江西）

第十八章 电与磁 INCLUDEPICTURE "课后检测能力达标.tif" INCLUDEPICTURE "课后检测能力达标.tif" \* MERGEFORMAT INCLUDEPICTURE "课后检测能力达标.tif" \* MERGEFORMAT INCLUDEPICTURE "课后检测能力达标.tif" \* MERGEFORMAT INCLUDEPICTURE "课后检测能力达标.tif" \* MERGEFORMAT INCLUDEPICTURE "课后检测能力达标.tif" \* MERGEFORMAT [基础巩固] 一、填空题 1．(2025·吉安一模)探究通电螺线管的磁场分布实验：断电时小磁针静止如图所示，则螺线管右侧为地理_____(选填“东”“南”“西”或“北”)方，通电时，纸板上方的螺线管中的电流方向如箭头所示，则小磁针受到磁场力的作用_____(选填“顺时针”“逆时针”或“不”)偏转． INCLUDEPICTURE "26JXWL-274.tif" INCLUDEPICTURE "26JXWL-274.tif" \* MERGEFORMAT INCLUDEPICTURE "26JXWL-274.tif" \* MERGEFORMAT INCLUDEPICTURE "26JXWL-274.tif" \* MERGEFORMAT INCLUDEPICTURE "26JXWL-274.tif" \* MERGEFORMAT 2．(2025·抚州一模)如图所示，兴趣小组制作了一个简易电动机，给线圈通电，轻轻一推，线圈就会持续转动．该作品的工作原理是通电线圈在_____中受力转动．电动机主要把电能转化为_____能． INCLUDEPICTURE "26JXWL-275.tif" INCLUDEPICTURE "26JXWL-275.tif" \* MERGEFORMAT INCLUDEPICTURE "26JXWL-275.tif" \* MERGEFORMAT INCLUDEPICTURE "26JXWL-275.tif" \* MERGEFORMAT INCLUDEPICTURE "26JXWL-275.tif" \* MERGEFORMAT 二、选择题 3．在物理学习的过程中，对物理知识的正确认识是非常重要的．以下说法正确的是(　　) A．磁体周围空间中不同点的磁场方向可能相同 B．指南针是一个小磁针，它的N极指向地理的南极 C．磁体周围的磁场和磁感线都是真实存在的一种物质 D．地球本身是一个磁体，地磁场的N极在地理北极附近 4．(多选)为减轻化石能源危机和对环境保护需要，我国建立起了具有自主知识产权的电动汽车全产业链技术体系．国产新型电动汽车具有动力系统和能量回收系统两部分，关于下列两图说法错误的是(　　) 甲 乙 A．甲图为电动车能量回收系统原理图 B．乙图为电动车动力系统原理图 C．甲图的工作原理是电磁感应 D．乙图的工作原理是电磁感应 5．经颅磁刺激是一种利用脉冲磁场，改变大脑皮层神经细胞的膜电位使之产生感应电流．该技术在医学中应用十分广泛，下列能反映其工作原理的是(　　) INCLUDEPICTURE "25W-450.tif" INCLUDEPICTURE "25W-450.tif" \* MERGEFORMAT INCLUDEPICTURE "25W-450.tif" \* MERGEFORMAT INCLUDEPICTURE "25W-450.tif" \* MERGEFORMAT INCLUDEPICTURE "25W-450.tif" \* MERGEFORMAT INCLUDEPICTURE "25W-451.tif" INCLUDEPICTURE "25W-451.tif" \* MERGEFORMAT INCLUDEPICTURE "25W-451.tif" \* MERGEFORMAT INCLUDEPICTURE "25W-451.tif" \* MERGEFORMAT INCLUDEPICTURE "25W-451.tif" \* MERGEFORMAT A B INCLUDEPICTURE "25W-453.tif" INCLUDEPICTURE "25W-453.tif" \* MERGEFORMAT INCLUDEPICTURE "25W-453.tif" \* MERGEFORMAT INCLUDEPICTURE "25W-453.tif" \* MERGEFORMAT INCLUDEPICTURE "25W-453.tif" \* MERGEFORMAT C D 三、作图题 6．螺线管中的电流方向如图所示，请你在图中标出磁感线的方向和条形磁铁左端的极性． INCLUDEPICTURE "25W-454.tif" INCLUDEPICTURE "25W-454.tif" \* MERGEFORMAT INCLUDEPICTURE "25W-454.tif" \* MERGEFORMAT INCLUDEPICTURE "25W-454.tif" \* MERGEFORMAT INCLUDEPICTURE "25W-454.tif" \* MERGEFORMAT 7．在如图所示的括号内标出：磁针左端的磁极和电源左端的极性(用“＋”或“－”表示). INCLUDEPICTURE "25W-456.tif" INCLUDEPICTURE "25W-456.tif" \* MERGEFORM ... ...