11．如图所示半径为r的圆形区域内有垂直于纸面�里的匀强磁场磁感应强度大小为b．若在圆心处静止的原子核中释放一个质量为m电量为q的粒子 Sketch Coloring Page

11．如图所示半径为r的圆形区域内有垂直于纸面�里的匀强磁场磁感应强度大小为b．若在圆心处静止的原子核中释放一个质量为m电量为q的粒子 Template

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tomski11．如图所示半径为r的圆形区域内有垂直于纸面�里的匀强磁场磁感应强度大小为b．若在圆心处静止的原子核中释放一个质量为m电量为q的粒子 coloring

如图所示MN为加速电场的两极板M板中心有一小孔Q其正上方有一半径为R1=1m的圆形磁场区域圆心为0另有一内半径为R1外半径为R2 sketch template

题目如图所示在半径为R的圆形区域内有匀强磁场磁感应强度为B方�垂直于圆平面．一群比荷为的负离子体以相同速率v0较大由P点在纸 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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垂直于磁场方�的速度沿指�圆心O的 sketch template

如图所示小球在竖直放置的光�圆形管道内做圆�运动管道内侧壁半径为R小球半径为r当小球以初速度V0从管道最低点出�到最高点时恰好对管道 sketch template

如图所示半径为R的圆盘匀速转动在距半径高度h处以平行OB方�水平抛出一小球抛出瞬间小球的初速度与OB方�平行为使小球和圆盘只碰撞一次且 sketch template

如图所示，圆心为O、半径为r的圆形区域外存在匀强磁场，磁场方�垂直于纸面�外，磁场中一点P与圆心O相距√3r，一个质量为m、电荷量为q的带正电 sketch template

百度教育 sketch template

如图所示，两个同心的均匀带电球面，内球面半径为R1、带电荷Q1，外球面半径为R2、带电荷Q2 。设无穷远处为电势零点，则在两个球面之间、距离 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，半径为R的光�圆环竖直固定，轻质弹簧一端固定在圆环的最高点A，另一端与套在圆环上的小球相连．小球的质量为m，静止在B点时弹簧与竖直 sketch template

百度教育 sketch template

如图所示半径为R的圆形线圈共有n匝其中心位置处半径为r的虚线范围内有匀强磁场磁场方�垂直线圈平面．若磁感应强度为B则穿过线圈的磁通量为 sketch template

$如图所示为一质量为M的球形物体密度均匀半径为R在距球心为2R处有一质量为m的质点若将球体挖去一个半径为$frac{R}{2}$的小球 sketch template$

如图所示为半径是r密度是ρ的某星球表面某处竖直平面内的一段轨道AB是倾角为θ的粗糙直轨道BCD是光�的圆弧轨道AB恰好在B点与圆弧相切 sketch template

12．如图所示半径为R的圆盘绕垂直于盘面的中心轴匀速转动其正上方h处沿OB方�水平抛出一小球要使球与盘只碰一次且落点为B则小球的初 sketch template

如图所示可视为质点的质量为m的小球在半径为R的竖直放置的光�圆形管道内做圆�运动小球能够通过最高点时的最小速度为 如小球在最高点时的 sketch template

百度教育 sketch template

如图13－24所示，一半径为r的非常小的圆环，在初始时刻与一半径为r’（r’》r的很大的圆环共面而且同心，今在大环上学吧找答案 sketch template

如图所示在距一质量为m0半径为R密度均匀的大球体R处有一质量为m的质点此时大球体对质点的万有引力为F1当从大球体中挖去一半径为 sketch template

11．如图所示内壁光�半径为R的圆捅固定在小车上有一可视为质点的光�小球静止在圆桶最低点小车与小球一起以速度�右匀速运动当小车遇到 sketch template

如图所示半径为R的圆轮在竖直面内绕O轴匀速转动轮上ab两点与O点的连线相互垂直ab两点均粘有一小物体当a点转至最低位置时ab sketch template

如图所示在竖直平面内有一边界半径为R的圆形匀强磁场区域磁感应强度为B方�垂直纸面�里．一质量为m电量为q的负点电荷从圆边缘的P点沿直径 sketch template

百度教育 sketch template

如图所示半径为R的细圆管内壁光�竖直放置一质量为m直径略小于管径的小球可在管内自由�动测得小球在管顶部时与管壁的作用力大小为mgg为 sketch template

如图所示O1轴上有两个转动轮大轮半径为2r小轮的半径为r轮O2的半径为 r对于轮缘上的ABC三点则ωAωBωC=112 sketch template

11．如图所示半径为R的圆形区域内有垂直于纸面�里的匀强磁场磁感应强度大小为B．若在圆心处静止的原子核中释放一个质量为m电量为q的粒子 sketch template

4．如图所示质点A沿半径为R 的圆�运动一�回到出�点在此过程中路程和位移的大小分别是 A．2πR2πR B．2πR0 C sketch template

如图所示在半径为R的圆形区域内有一匀强磁场磁感应强度为B方�垂直圆面�内有一个质量为m带电量为q的粒子从A点垂直射入磁场内又从C sketch template

如图所示半径为r的硬橡胶圆环其上带有均匀分布的正电荷单位长度的电量为q其圆心O处的合场强为零现截去圆环顶部的一小段ABAB=l则 sketch template

如图所示固定在竖直面内的光��属细圆环半径为R圆环的最高点通过长为L的绝缘细线悬挂质量为m可视为质点的�属小球．已知圆环所带电均匀分布且 sketch template

如图所示分布在半径为r的圆形区域内的匀强磁场磁感应强度为B方�垂直纸面�里．电荷量为q质量为m的带正电粒子从磁场边缘a点处沿圆的半径 sketch template

如图所示某质点沿半径为r的圆弧由a点运动到b点则它通过的位移和路程分别是 A．00B．2r�东πrC．r�东πrD．2r� sketch template

如图所示两个同心圆半径分别为r和2r在两圆之间的环形区域内存在垂直纸面�里的匀强磁场磁感应强度为B．圆心O处有一放射源放出粒子的质量 sketch template

如图所示，一半径R的半圆形闭合线圈，载有电流I ，放在均匀磁场中，简答题试题答案 sketch template

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