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 Coloring Page

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 Template

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tomski13．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 coloring

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

28．如图所示在x轴上方有一匀强磁场磁感应强度的方�垂直于纸面�里大小为B在x轴下方有一匀强电场电场强度的大小为E方�与y轴的夹角 sketch template

题目如图所示框架面积为S框架平面与磁感应强度为B的匀强磁场方�垂直则穿过平面的磁通量为 若使框架绕转过角则穿过线框平面的磁通量为 sketch template

如图所示，在一磁感强度方�为沿z轴正方�的匀强磁场b中有一块微小的导体样品。当导体中通有沿x轴上学吧找答案 sketch template

如图a所示两水平放置的平行�属板CD相距很�上面分别开有小孔OO′水平放置的平行�属导轨与CD接触良好且导轨在磁感强度为B1 sketch template

如图甲所示矩形导线框abcd固定在匀强磁场中磁感线的方�与导线框所在平面垂直规定磁场的正方�垂直纸面�里磁感应强度 B随时间变化的规律 sketch template

如图所示真空中有一以r0为圆心半径为r的圆柱形匀强磁场区域磁场的磁感强度大小为B方�垂直纸面�里在y ≥ r的范围内有沿 X 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甲所示一闭合�属圆环处在垂直圆环平面的匀强磁场中．若磁感应强度B随时间t按图乙所示的规律变化设图中磁感应强度垂直纸面�里为正方�环中 sketch template

题目如图所示矩形边界ABCD内存在磁感应强度为B的匀强磁场方�垂直纸面�里AB长为2LAD长为L从AD的中点E以不同速率�射粒子 sketch template

13．如图所示的是一种测量磁感强度的简易装置虚线框内有垂直于纸面的匀强磁场矩形线圈匝数为Nab=cd=L1 Bc=da=L2 当线框 sketch template

如图所示第I象限存在垂直纸面�里磁感强度为B的匀强磁场．一质量为m电荷量为q的带电粒子以速度v从O点沿着与y轴夹角为30°方�垂直进入 sketch template

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如图所示在空中有一水平方�的匀强磁场区域区域的上下边缘间距为h磁感应强度为B．有一宽度为b长度为L电阻为R质量为m的矩形导体线圈 sketch template

如图所示N匝矩形线圈abcd面积为S在磁感应强度为B的匀强磁场中绕ad边以角速度ω从中性面位置开始匀速转动试推导经过时间t时线圈中的感应 sketch template

如图所示在磁感应强度为B的匀强磁场中有一半径为3R的橡胶圆盘圆盘平面与磁场方�垂直在圆盘上固定一长为2R的�属杆ABAB沿半径方� sketch template

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10．如图所示在匀强磁场B中放一电阻不计的平行�属导轨导轨跟大线圈M相接导轨上放一根�属导体棒ab并与导轨紧密接触磁感线垂直于导轨所在 sketch template

16．如图13所示一个半径为r的半圆形线圈以直径ab 为轴匀速转动转速为nab的左侧有垂直于纸面�里与ab垂直的匀强磁场磁感应 sketch template

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如图所示半径为R单位长度电阻为λ的均匀导体圆环固定在水平面上圆环中心为O．匀强磁场垂直水平面方��下磁感强度为B．平行于直径MON的 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8所示为蹄形磁体�围的磁感线分布图，在a、b、c、d四点中，磁场最强的是 A．a点 B．b点 C．c点 D．d点——青夏教育精英家教�—— sketch template

百度教育 sketch template

如图所示n=50匝的矩形线圈abcd边长ab=20cmbc=25cm放在磁感强度B=04T的匀强磁场中绕垂直于磁感线且通过线圈中线 sketch template

在图所示的圆形区域内有垂直于圆平面�里的匀强磁场磁感强度为B在圆心位置O点有一个放射源沿圆面�各个方�释放速率均为v的电子电子的质量 sketch template

如图所示已知磁体�围磁感线的形状或某点所放的小磁针静止时的位置1试在图甲中标出ABC三点的磁感线方�2在图乙中标出放在AB sketch template

如图所示在匀强磁场中放置一个电阻不计的平行�属导轨导轨跟大线圈M相连导轨上放一根导线ab磁感线垂直于导轨所在平面欲使M所包围的小闭合 sketch template

高中物理《磁场及其描述》基础知识总结知乎 sketch template

6．如图所示为地磁场磁感线的示意图在北半球地磁场的坚直分量�下飞机在�国上空匀逐巡航机翼保持水平飞行高度不变由于地磁场的作用�属 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a、b两点固定着两个带等量异种电荷的点电荷，c、d两点将a、b两点的连线三等分，e、f是a、b两点连线的中垂线上的两点，且e、f到 sketch template

题目如图甲所示正方形导线框固定在匀强磁场中磁感线方�与导线框所在平面垂直磁感应强度B随时间t变化的规律如图乙所示其中B0t0均为 sketch template

如图甲所示磁感应强度为B的匀强磁场垂直于纸面在纸面内固定一条以O点为圆心半径为L的圆弧形�属导轨长也为L的导体棒OA绕O点以角速度 sketch template

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