12．如图所示螺线管b置于闭合�属圆环a的轴线上当b中通过的电流i减小时 A．环a有缩小的趋势 B．环a有扩张的趋势 C．螺线管b有 Sketch Coloring Page

12．如图所示螺线管b置于闭合�属圆环a的轴线上当b中通过的电流i减小时 A．环a有缩小的趋势 B．环a有扩张的趋势 C．螺线管b有 Template

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More Sketches

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

sketch #5235

anonymous

anonymous
sketch #5235

sketch #1138

anonymous

anonymous
sketch #1138

sketch #2969

anonymous

anonymous
sketch #2969

sketch #3818 เดียวจะวาดใหม่ยังไม่เสร็จๆ

anonymous

anonymous
sketch #3818 เดียวจะวาดใหม่ยังไม่เสร็จๆ

sketch #1220

anonymous

anonymous
sketch #1220

sketch #3897 dolphins playing over the sea

Rachel Christa Ibarrientos
sketch #3897 dolphins playing over the sea

sketch #5091 The Red Lady by অনন্ত জলিল

anonymous

anonymous
sketch #5091 The Red Lady by অনন্ত জলিল

sketch #2813 Stan from South Park by Amer Amimer

Amer Amimer
sketch #2813 Stan from South Park by Amer Amimer

sketch #5086 Lion by Z Ionut Ady

anonymous

anonymous
sketch #5086 Lion by Z Ionut Ady

sketch #3683 Hellboy by Loai Issa

anonymous

anonymous
sketch #3683 Hellboy by Loai Issa

sketch #5061

anonymous

anonymous
sketch #5061

sketch #5062

anonymous

anonymous
sketch #5062

sketch #4876 Luffy by Nycole Prietsch

anonymous

anonymous
sketch #4876 Luffy by Nycole Prietsch

sketch #3260 sorry to over comment on your blog .haha. I 'm just flnpiipg through your posts after finding you through the KCWC. Recently I had this huge urge to learn to sketch with black ink pens. This cloud drawing is exactly the thing that I feel the need to put on paper. : )

anonymous

anonymous
sketch #3260 sorry to over comment on your blog .haha. I 'm just flnpiipg through your posts after finding you through the KCWC. Recently I had this huge urge to learn to sketch with black ink pens. This cloud drawing is exactly the thing that I feel the need to put on paper. : )

sketch #4700

anonymous

anonymous
sketch #4700

sketch #280

anonymous

anonymous
sketch #280

sketch #3554 Dr. House by Carrieann Benthem

anonymous

anonymous
sketch #3554 Dr. House by Carrieann Benthem

sketch #5127 Captain America by Mark Phillips

anonymous

anonymous
sketch #5127 Captain America by Mark Phillips

sketch #5101

anonymous

anonymous
sketch #5101

sketch #5093 Pedro Henrique Jordan Coquet

anonymous

anonymous
sketch #5093 Pedro Henrique Jordan Coquet

sketch #3680 Infected Mushroom by Rohit Rahul

anonymous

anonymous
sketch #3680 Infected Mushroom by Rohit Rahul

sketch #5055

anonymous

anonymous
sketch #5055

sketch #839

anonymous

anonymous
sketch #839

sketch #3599 Lovely pencil face

anonymous

anonymous
sketch #3599 Lovely pencil face

sketch #5063 Super Meat Boy by Alexander Volodimirovich Danilchenko

anonymous

anonymous
sketch #5063 Super Meat Boy by Alexander Volodimirovich Danilchenko

sketch #5283

anonymous

anonymous
sketch #5283

sketch #1061 garota ao vento

Ariel Fernando
sketch #1061 garota ao vento

sketch #1972 Boogaloo @Memphis

anonymous

anonymous
sketch #1972 Boogaloo @Memphis

sketch #5088

anonymous

anonymous
sketch #5088

sketch #672 Snails pace

Rachel Roe
sketch #672 Snails pace

tomski12．如图所示螺线管b置于闭合�属圆环a的轴线上当b中通过的电流i减小时 a．环a有缩小的趋势 b．环a有扩张的趋势 coloring

12．如图所示螺线管B置于闭合�属圆环A的轴线上当B中通过的电流I减小时 A．环A有缩小的趋势 B．环A有扩张的趋势 C．螺线管B有 sketch template

如图a所示导体环A的正上方有一个竖直放置的螺线管螺线管与导线abcd构成回路导线所围区域内有一个垂直纸面的匀强磁场B其大小随时间按 sketch template

如图所示通电螺线管置于闭合�属环a的轴线上当螺线管中电流I增大时 A环中感应电流方�与图中标示的方�相同B环中感应电流方�与图中 sketch template

在如图甲所示的电路中螺线管匝数n=1500横截面积S=20cm2螺线管导线电阻r=10ΩR1=40ΩR2=50ΩC sketch template

中考物理考点解读：通电螺线管的磁场知乎 sketch template

1．如图所示通电螺线管的上方有一个静止的小磁针轴线上右边的圆圈表示闭合电路中一部分导体的横截面．下列判断正确的是 A．通电螺线管的d端 sketch template

如图所示螺线管横截面积为S线圈匝数为N电阻为R1管内有水平�左的变化磁场螺线管与足够长的平行�属导轨MNPQ相连并固定在同一平面内 sketch template

如图螺线管P与�属环M连接组成闭合回路螺线管P左侧放有一闭合�属环N当变化的磁场穿过�属环M时�属环N受到了�左的磁场力则磁场随时间 sketch template

如图所示开关闭合后螺线管通电产生磁场位于螺线管右则的小磁针会�生偏转．请画出通电螺线管的NS极并用箭头在小磁针N极的下方标出其转动的 sketch template

通电螺线管要点解读知乎 sketch template

如图15 1 15甲乙是两种结构不同的环状螺线管的示意图其中乙是由两个匝数相同互相对称的半圆环形螺线管串联而成的给它们按图示方�通以 sketch template

中考物理考点解读：通电螺线管的磁场知乎 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

如图所示的双线螺线管当开关S闭合时其铁芯AB A．A端为S极B端为N极B．A端为N极B端为S极C．不能被磁化D．无法确定是否被磁化 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

如图所示的螺线管的匝数n=1500横截面积S=20cm2电阻r=15Ω与螺线管串联的外电阻R1=10ΩR2=35Ω．若穿过螺线管的 sketch template

如图所示的螺线管接入电路中闭合开关后小磁针的N极的指�如图所示请在电路的缺省部分画出电源的正负极．——青夏教育精英家教�—— sketch template

如图所示把螺线管沿东西方�水平悬挂起来然后给导线通上如图所示的电流请你想一想会�生的现象是 A．通电螺线管仍保持静止不动B．通电 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

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，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

如图所示螺线管内有一平行于轴线的匀强磁场规定图中箭头所示方�为磁感应强度B的正方�螺线管与U型导线框cdef相连导线框cdef内有一 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附图所示两长直螺线管同轴并套在一起半径分别为R1和R2（R2&gtR1匝数分别为N1和N2长度均上学吧找答案 sketch template

如图所示的螺线管的匝数n=1500横截面积S=20cm2电阻r=15Ω与螺线管串联的外电阻R1=10ΩR2=35Ω若穿过螺线管的 sketch template

根据图所示螺线管中的电流方�在螺线管的两端标出它的NS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

通电螺线管要点解读知乎 sketch template

通电螺线管附�放置四个小磁针如图所示当小磁针静止时图中小磁针的指�可能的是A．a B．b C．c D．d——青夏教育精英家教�—— 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

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

19．如图所示abc三枚小磁针分别放在通电螺线管的正上方管内和右侧当开关闭合时这些小磁针静止时小磁针的N极指�为 A．ab sketch template

如图所示A为螺线管B为悬挂在弹簧测力计下的条形磁铁当开关S断开时弹簧测力计的示数将 电流表的示数将 ——青夏教育精英家教�—— sketch template

如图所示，螺线管及灵敏电流计构成的回路整体�右以速度v靠�条形磁铁，下面几种说法中正确的是（）A只有螺线管速度足够大时，螺线管中才能产生 sketch template

在通电螺线管附�有个小磁针小磁针静止时N极所指的方�如图所示请在图中标出通电螺线管的NS极及电源的正负极．题目和参考答案——青夏教育 sketch template

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