如图所示在水平匀强磁场中竖直放置一矩形线圈线圈平面与磁场垂直线圈绕其底边转过90°至水平位置的过程中穿过线圈的磁通量的变化情况是a．变 Sketch Coloring Page

如图所示在水平匀强磁场中竖直放置一矩形线圈线圈平面与磁场垂直线圈绕其底边转过90°至水平位置的过程中穿过线圈的磁通量的变化情况是a．变 Template

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More Sketches

Take a peek at some of the sketches created by our users, are you a sketchite?

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sketch #2668 Butterfly by Loai Issa

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sketch #4903 Naruto & Kurama by Fatér Szilvia

anonymous

anonymous
sketch #4903 Naruto & Kurama by Fatér Szilvia

sketch #2638 Cliff cool

sketchmaster
sketch #2638 Cliff cool

sketch #3613

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sketch #2729 Luffy by Jayme Sousa

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sketch #3974 Bird Skerch w/ vibration

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sketch #3974 Bird Skerch w/ vibration

sketch #523 the man

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sketch #3250 Lonely cat Lars Tunebo

anonymous

anonymous
sketch #3250 Lonely cat Lars Tunebo

sketch #3222 Late happy valentine&#;s from Tiffa Hidalgo Jordan Coquet

anonymous

anonymous
sketch #3222 Late happy valentine&#;s from Tiffa Hidalgo Jordan Coquet

sketch #5272

anonymous

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sketch #4755

anonymous

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sketch #3736 Why so serious? by Taï Marsan

anonymous

anonymous
sketch #3736 Why so serious? by Taï Marsan

sketch #4605 Goku by Jayme Sousa

anonymous

anonymous
sketch #4605 Goku by Jayme Sousa

sketch #2884 Robot Shimun Yeyo Ahmed

anonymous

anonymous
sketch #2884 Robot Shimun Yeyo Ahmed

sketch #334 DON 'T!

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anonymous
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sketch #2030

Marlyn Ortiz
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sketch #1168

anonymous

anonymous
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sketch #3359 &#;In love and lonely&#; by Irul Ventura

anonymous

anonymous
sketch #3359 &#;In love and lonely&#; by Irul Ventura

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anonymous

anonymous
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sketch #4405 Cat by Nizamuddin Shuja

anonymous

anonymous
sketch #4405 Cat by Nizamuddin Shuja

tomski如图所示在水平匀强磁场中竖直放置一矩形线圈线圈平面与磁场垂直线圈绕其底边转过90°至水平位置的过程中穿过线圈的磁通量的变化情况是a．变 coloring

如图所示在一竖直平面内有水平匀强磁场磁感应强度B 的方�垂直该竖直平面朝里竖直平面中 Ab 两点在同一水平线上两点相距 L带电量 sketch template

如图甲所示，竖直�下的匀强磁场存在于底面半径为R的圆柱形空间内，O和是圆柱形空间上下两个圆面的圆心，其后侧与O等高处有一个长度为R的水平线状 sketch template

如图所示相距为d的两水平线L1和L2分别是水平�里的匀强磁场的边界磁场的磁感应强度为B正方形线框abcd边长为L质量为m电阻为R．将 sketch template

如图所示在以O为圆心半径为R的圆形区域内有一个水平方�的匀强磁场磁场的磁感应强度大小为B方�垂直纸面�外竖直平行正对放置的两�属板 sketch template

如图所示水平放置的光�平行�属导轨MNPQ处于竖直�下的足够大的匀强磁场中导轨间距为L导轨的右端接有阻值为R的电阻一根质量为m电阻 sketch template

一轮复习：带电粒子在匀强磁场中的运动时间知乎 sketch template

一轮复习：洛伦兹力冲量的应用知乎 sketch template

25．如图所示在光�绝缘的水平面上．有两个竖直�下的匀强磁场区域1 2 磁场的宽度和两个区域之间的距离均为l 磁感应强度均为B0一 sketch template

如图所示在两平行光�导体杆上垂直放置两导体abcd其电阻分别为R1R2且R1＜R2其他电阻不计．整个装置放在磁感应强度为B的匀强 sketch template

如图所示abcd为两根相距L的平行�属导轨水平放置在竖直�下的匀强磁场中磁感应强度为01T．两导轨上放置一根质量为30g的�属棒．当 sketch template

如图所示在水平匀强磁场中竖直放置一矩形线圈线圈平面与磁场垂直线圈绕其底边转过90°至水平位置的过程中穿过线圈的磁通量的变化情况是A．变 sketch template

如图所示在xOy坐标平面的第一象限内有沿 Y方�的匀强电场在第四象限内有沿 Y方�的匀强电场和垂直于平面�外的匀强磁场且电场强度大小与第 sketch template

题目如图所示俯视MN和PQ是两根固定在同一水平面上的足够长且电阻不计的平行�属导轨．两导轨间距为L=0．2m其间有一个方�垂直水平 sketch template

如图所示两足够长的光�平行固定�属导轨与水平面的夹角为匀强磁场与导轨平面垂直一质量为m有效电阻为R的导体棒在距磁场上边界处静止释放 sketch template

如图所示MN为固定的两根水平光��属导轨处于竖直�上的匀强磁场中AB与CD是两根与导轨接触良好的�属棒要使闭合回路中有a→b→d→c方� sketch template

如图 所示倾角为θ的光�绝缘斜面置于磁感应强度为B的匀强磁场中磁场方�垂直于斜面斜�下长度为l质量为m 的导体棒水平放置在斜面上棒 sketch template

如图甲所示，匝数为n、总电阻为r、横截面积为S的竖直螺线管与两足够长的固定平行光�导轨相连，导轨间距为L，倾角为。导轨间有磁感应强度大小为 sketch template

如图所示，平行光��属导轨水平放置，导轨间距为l，左端连接一阻值为R的电阻。导轨所在空间存在竖直�下的匀强磁场，磁感应强度为B。导体棒ab置于 sketch template

如图所示一水平导轨处于与水平方�成45°角斜�左上方的匀强磁场中一根通有恒定电流的�属棒由于受到安培力作用而在粗糙的导轨上�右做匀速运动 sketch template

如图a所示一矩形线圈abcd放置在匀强磁场中并绕过abcd中点的轴OO′以角速度逆时针匀速转动若以线圈平面与磁场夹角时为计时起点并 sketch template

24．12分如图所示，绝缘光�轨道ABCD竖直放在与水平方�成θ＝45°的匀强电场中，其中BCD部分是半径为R的半圆环，轨道的水平部分与 sketch template

如图所示在匀强磁场中附加另一匀强磁场附加磁场位于图中阴影区域附加磁场区域的对称轴OO’与SS’垂直abc三个质子先后从S点沿垂直于 sketch template

如图所示在直角坐标系xoy中有一方�垂直纸面�外的匀强磁场分布在半径为R的圆内其中OD是圆的直径．在y轴的左侧空间有竖直�下的匀强电场 sketch template

如图所示一对光�的平行�属导轨固定在同一水平面内导轨间距为L左端接有阻值为R的电阻一质量为m电阻为r的�属棒MN垂直放置在导轨上 sketch template

一轮复习：有关安培力的立体图转平面图 知乎 sketch template

13．如图所示在磁感强度为B的匀强磁场中有半径为r的光�半圆形导体框架OC为一能绕O在框架上�动的导体棒OC之间连一个电阻R导体框架 sketch template

如图所示在磁感应强度大小为B方�竖直�上的匀强磁场中有一质量为m阻值为R的闭合矩形�属线框abcd用绝缘轻质细杆悬挂在O点并可绕O点 sketch template

如图所示在一个半径为R的圆形区域内存在着匀强磁场磁场方�垂直于圆面�里一个带电粒子从磁场边界的A点以指�圆心O的方�进入磁场区域内粒子 sketch template

如图所示匀强磁场方�竖直�下有一条与磁场方�垂直的通电直导线电流方�是水平�右则导线受到的安培力方�为 A．竖直�上B．竖直�下C sketch template

如图所示长为L倾角为θ的光�绝缘斜面固定在水平面上斜面处于电场中．有一质量为m电荷量为 Q的小球以速度v0由斜面底端A沿斜面上�到达 sketch template

如图所示，在半径为R的圆形区域内有水平�里的匀强磁场，圆形区域右侧距 sketch template

如图所示，平行光��属导轨水平放置，导轨间距为l，左端连接一阻值为R的电阻。导轨所在空间存在竖直�下的匀强磁场，磁感应强度为B。导体棒ab置于 sketch template

如图所示一个�属圆环水平放置在竖直�上的匀强磁场中能使圆环中产生感应电流的做法是 A．使匀强磁场均匀减�B．保持圆环水平并在磁场中上下移动 sketch template

在竖直平面内以虚线为界分布着如图所示的匀强电场和匀强磁场其中匀强电场方��下大小为E匀强磁场垂直纸面�里磁感应强度大小为B．虚线与 sketch template

如图所示，竖直平面内有一半径为R的半圆形光�绝缘轨道，其底端B与光�绝缘水平轨道相切，整个系统处在竖直�上的匀强电场中，一质量为m，带正电的 sketch template

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