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

Background image: Hide Show

View Larger Image Image Credit: 1010jiajiao.com

please wait, the page is loading...

More Sketches

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

sketch #4031

anonymous

anonymous
sketch #4031

sketch #3244 Winnie the Pooh by Ashok Kumar Chaturvedi

anonymous

anonymous
sketch #3244 Winnie the Pooh by Ashok Kumar Chaturvedi

sketch #4695

anonymous

anonymous
sketch #4695

sketch #2808

Luis E. Guvara
sketch #2808

sketch #1450

anonymous

anonymous
sketch #1450

sketch #4710

anonymous

anonymous
sketch #4710

sketch #1260

anonymous

anonymous
sketch #1260

sketch #4700

anonymous

anonymous
sketch #4700

sketch #4953 Bird by Ervin Haxhija

anonymous

anonymous
sketch #4953 Bird by Ervin Haxhija

sketch #5258 Adventure Time by Kheith Ryan Lubiano

anonymous

anonymous
sketch #5258 Adventure Time by Kheith Ryan Lubiano

sketch #2018

Charlie Vo
sketch #2018

sketch #4582 Pikachu by Mariana Sanchez Acevedo

anonymous

anonymous
sketch #4582 Pikachu by Mariana Sanchez Acevedo

sketch #2892 Joker by Frank Aguiar Au

anonymous

anonymous
sketch #2892 Joker by Frank Aguiar Au

sketch #3804

Laura Agapi Asnicar
sketch #3804

sketch #4834 Aayla Secura by Nînâ Yämâhä

anonymous

anonymous
sketch #4834 Aayla Secura by Nînâ Yämâhä

sketch #3683 Hellboy by Loai Issa

anonymous

anonymous
sketch #3683 Hellboy by Loai Issa

sketch #3670 Bugs Bunny by Jessica Column

anonymous

anonymous
sketch #3670 Bugs Bunny by Jessica Column

sketch #4976

anonymous

anonymous
sketch #4976

sketch #3727 Stitch by Louis Tradieu

anonymous

anonymous
sketch #3727 Stitch by Louis Tradieu

sketch #5290 Kyuubi Jorge Valero

anonymous

anonymous
sketch #5290 Kyuubi Jorge Valero

sketch #135 TYGER Style

Jaroslav Florian
sketch #135 TYGER Style

sketch #2027

anonymous

anonymous
sketch #2027

sketch #937

anonymous

anonymous
sketch #937

sketch #3815

Emin AltınKöprü
sketch #3815

sketch #68512

anonymous

anonymous
sketch #68512

sketch #3310 Link by Cxsar Alvarez

anonymous

anonymous
sketch #3310 Link by Cxsar Alvarez

sketch #4388 Homer and the Cherry

anonymous

anonymous
sketch #4388 Homer and the Cherry

sketch #21085 Tobirama by Enrique L. Manly

anonymous

anonymous
sketch #21085 Tobirama by Enrique L. Manly

sketch #25 Suzzy the stegosaurus

Rachel Roe
sketch #25 Suzzy the stegosaurus

sketch #2459 funky afro

sketchmaster
sketch #2459 funky afro

tomski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 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

中考物理考点解读：通电螺线管的磁场知乎 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

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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一通电螺线管放在闭合�属线圈内螺线管的中轴线正好和线圈的一条直径MN重合若要使线圈中产生顺时针方�的感应电流可采用的方法是A sketch template

题目如图所示电源�动变阻器与螺线管相连在螺线管的右端放置一个小磁针闭合开关小磁针静止时N极水平�右则 A通电螺线管左端为 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要点解读知乎 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

中考物理考点解读：通电螺线管的磁场知乎 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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

3．如下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——青夏教育精英家教�—— sketch template

12．如图A所示竖直放置的螺线管与导线abcd构成回路导线所围区域内有一垂直纸面�里的变化的匀强磁场螺线管下方水平面桌面上有一导体圆环 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当把条形磁铁插入螺线管中时电流指针�左偏转现将处于螺线管中央处的磁铁从螺线管中�外抽出则电流表的指针偏转情况为 A．�上 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，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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

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

通电螺线管要点解读知乎 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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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

如图所示螺线管导线的两端与两平行�属板相连接一个带正电的小球用绝缘丝线悬挂于两�属板间并处于静止状态．现将条形磁铁的N极突然插入螺线管 sketch template

如图所示的电路中，电源电压保持不变。闭合开关S后，�片P从b端移动到a端的过程，电压表示数U与电流表示数I的关系图像如图所示。下列说法正确的是（ 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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

中考物理考点解读：通电螺线管的磁场知乎 sketch template

14．如图所示粗细均匀的�属环的电阻为R可转动原�属杆OA的电阻为R/4杆长为LA端与环相接触一定值电阻分别与杆的端点O及环边连接 sketch template

free web stats