如图所示根据通电螺线管的磁感线方�可判断通电螺线管左端为极电源的a端为极小磁针静止时的b端为极 A 南正北b北负北 Sketch Coloring Page

如图所示根据通电螺线管的磁感线方�可判断通电螺线管左端为极电源的a端为极小磁针静止时的b端为极 A 南正北b北负北 Template

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tomski如图所示根据通电螺线管的磁感线方�可判断通电螺线管左端为极电源的a端为极小磁针静止时的b端为 coloring

中考物理考点解读：通电螺线管的磁场知乎 sketch template

中考物理考点解读：通电螺线管的磁场知乎 sketch template

中考物理考点解读：通电螺线管的磁场知乎 sketch template

如图所示根据通电螺线管的磁感线方�可判断通电螺线管左端为 极电源的a端为 极小磁针静止时的b端为 极 A 南正北B北负北 sketch template

环形磁感线条形磁铁磁感线第3页大山谷图库 sketch template

通电螺线管的磁感线方�如图，根据磁感线方�标出电源的正极和静止小磁针的N极。 sketch template

题目内容 如图所示，根据通电螺线管的磁感线方�，可判断通电螺线管左端为 S 极，电源的a端为 正百度教育 sketch template

如图所示的通电螺线管在其轴线上有一条足够长的直线ab．用磁传感器测量ab上各点的磁感应强度B在计算机屏幕上显示的大致图象是 ABC sketch template

如下图所示 根据小磁针的方�判断通电螺线管的极性及电源正负极——青夏教育精英家教�—— sketch template

通电螺线管要点解读知乎 sketch template

如图所示，请根据通电螺线管�围磁感线的方�判断，电源的上端为电源的 极，小磁针的下端为 极。百度教育 sketch template

在如图所示的通电螺线管旁有一静止磁体请标出电源的正极及螺线管磁感线的方�．题目和参考答案——青夏教育精英家教�—— sketch template

如图所示，通电螺线管形成的磁场中有两个小磁铁A和B，其中B有一半在螺线管内部，一半在外部，则它们受力的方�分别为（） A �左，�左 B sketch template

在图六中标出通电螺线管�围的磁感线方�及小磁针静止时的NS极．题目和参考答案——青夏教育精英家教�—— sketch template

通电螺线管�围的磁感线分布及方�如图所示．请标出它的N极及电源的正、负极．百度教育 sketch template

如图所示请根据电源的“ 极在图上标出小磁针静止时的N极并画出通电螺线管的磁感线．题目和参考答案——青夏教育精英家教�—— sketch template

根据图示通电螺线管的磁感线方�在图上标出小磁针的N极和电源的“ 极．——青夏教育精英家教�—— sketch template

根据图中通电螺线管通电后小磁针静止时N极所指的方�标出磁感线方�通电螺线管的NS极并在括号内标出电源的正负极．题目和参考答案——青 sketch template

如图所示当开关闭合后通电螺线管上方的小磁针受力的作用保持静止则通电螺线管的右端是 极电源的右端是 极——青夏教育精英家教�—— sketch template

根据如图中所示的磁感线方�可以判断通电螺线管的左端为S极电源的左端为负极．题目和参考答案——青夏教育精英家教�—— sketch template

如图所示根据通电螺线管中的电流方�标出静止在通电螺线管上方的小磁针的“N “S 极．题目和参考答案——青夏教育精英家教�—— sketch template

中考物理考点解读：通电螺线管的磁场知乎 sketch template

如图所示根据小磁针静止时的指�画出通电螺线管中的电流方�电源的正负极及通电螺线管的NS极 题目和参考答案——青夏教育精英家教�—— sketch template

如图所示通电螺线管�围的小磁针静止时小磁针N极指�正确的是 A．abcB．abdC．acdD．bcd 题目和参考答案 sketch template

通电螺线管的NS极如图所示请在图12中括号内标出电源的正负极和小磁针静止时的NS极 ——青夏教育精英家教�—— sketch template

如图所示闭合开关S后请画出螺线管�围的磁感线分布和标出小磁针的N极．题目和参考答案——青夏教育精英家教�—— sketch template

如图所示通电螺线管�围能自由转动的小磁针abcd已静止指�正确的是 A 小磁针a B 小磁针b C 小磁针c D 小磁针 sketch template

如图所示为通电螺线管电流磁场方�及线圈绕�三者关系的判断方法示意图由图可知该线圈的电流方�是从a流�ba流�b．填“a 流�b 或“b sketch template

通电螺线管要点解读知乎 sketch template

如图所示通电螺线管的左端为S极则A小磁针c端为N极电源a端为负极B小磁针c端为N极电源a端为正极C小磁针c端为S极电源a端为 sketch template

如图根据小磁针的极性在圈内标出磁感线的方�．题目和参考答案——青夏教育精英家教�—— sketch template

请根据图中小磁针静止时的指�标出通电螺线管的NS极和电源的正负极——青夏教育精英家教�—— sketch template

如图所示套在光�玻璃管上的两个轻质螺线管AB通电后互相排斥试画出B螺线管的绕线方�．题目和参考答案——青夏教育精英家教�—— sketch template

如图所示根据小磁针静止时的指�在图中标出通电螺线管的NS极和电流方�．题目和参考答案——青夏教育精英家教�—— sketch template

根据图所示的通电螺线管的NS极判断电流a端是 极．题目和参考答案——青夏教育精英家教�—— sketch template

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