25．如图所示两电阻不计的足够长光�平行�属导轨与水平面夹角为θ导轨间距 为l所在平面的正方形区域abcd内存在有界 匀强磁场磁感应 Sketch Coloring Page

25．如图所示两电阻不计的足够长光�平行�属导轨与水平面夹角为θ导轨间距 为l所在平面的正方形区域abcd内存在有界 匀强磁场磁感应 Template

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sketch #5438

anonymous

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sketch #2577

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sketch #3769 The Beatles by يآآسر محمد

anonymous

anonymous
sketch #3769 The Beatles by يآآسر محمد

sketch #4929

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sketch #2452 Manga by sketchmaster

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Helyryn
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sketch #5186

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sketch #2895 Hulk by Dmitry Cherepanin

anonymous

anonymous
sketch #2895 Hulk by Dmitry Cherepanin

sketch #20471

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sketch #5229

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sketch #578 Butterflies

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sketch #578 Butterflies

sketch #4589

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sketch #5040 Amy Winehouse by Timothy Palfreyman

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sketch #5040 Amy Winehouse by Timothy Palfreyman

sketch #5347

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sketch #4830

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sketch #2351

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anonymous
sketch #2351

sketch #33 Flutter-bys

Rachel Roe
sketch #33 Flutter-bys

sketch #5201 Ponyta by WatasHi Satemura Oke

anonymous

anonymous
sketch #5201 Ponyta by WatasHi Satemura Oke

sketch #5037 Dolphin by Meen Suksoi

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anonymous
sketch #5037 Dolphin by Meen Suksoi

sketch #5219 Zayn Malik by Amila Madhushanaka

anonymous

anonymous
sketch #5219 Zayn Malik by Amila Madhushanaka

sketch #4649

anonymous

anonymous
sketch #4649

sketch #334 DON 'T!

anonymous

anonymous
sketch #334 DON 'T!

sketch #5149 Daenerys Targaryen by Jorge Valero

anonymous

anonymous
sketch #5149 Daenerys Targaryen by Jorge Valero

sketch #2881 Mickey Mouse by Michael Angcay

anonymous

anonymous
sketch #2881 Mickey Mouse by Michael Angcay

sketch #4835 L from Death Note by Adidtzu Ady

anonymous

anonymous
sketch #4835 L from Death Note by Adidtzu Ady

sketch #5018 Owl by Komlós László

anonymous

anonymous
sketch #5018 Owl by Komlós László

sketch #3398 Sharingan by حيرتني بصمتها

anonymous

anonymous
sketch #3398 Sharingan by حيرتني بصمتها

sketch #3310 Link by Cxsar Alvarez

anonymous

anonymous
sketch #3310 Link by Cxsar Alvarez

sketch #5265 Shir Erika Ishikawa

anonymous

anonymous
sketch #5265 Shir Erika Ishikawa

tomski25．如图所示两电阻不计的足够长光�平行�属导轨与水平面夹角为θ导轨间距 为l所在平面的正方形区域abcd内存在有界 coloring

如图所示两足够长且电阻不计的光��属轨道间距为d=100cm在左端斜轨道部分高h=125m处放置一�属杆a斜轨道与平直轨道以光�圆弧 sketch template

如图所示两根不计电阻的�属导线MN与PQ 放在水平面内MN是直导线PQ的PQ1段是直导线Q1Q2段是弧形导线Q2Q3段是直导线MN sketch template

两个定值电阻R1、R2并联在电路中如图甲所示它们的电流与其两端的电压关系如图乙所示闭合开关S则R1R2产生的热量之比为 A sketch template

如图甲所示是两电阻R1R2各自的U I图线求1电阻R1的阻值为多大 2如果把R1R2两个电阻串联接成如图乙所示的电路时 sketch template

如图所示，电源电压恒为18V，定值电阻R1=20Ω，�动变阻器R2标有“40Ω 05A”，电流表A的量程为006A，电压表量程为0 sketch template

如图所示的电路中电源的电压保持不变R1为定值电阻R2为�动变阻器闭合开关S�片P�右移动时则A．电流表A的示数变大B．电压表V的示 sketch template

如图1所示的电路中R1为定值电阻R2为�动变阻器电源电压不变．闭合开关S后�片P从a端移动到b端电流表示数I与电压表示数U的变化关系 sketch template

如图甲所示R1为�动变阻器R0R2为定值电阻电源电压U保持不变．建立直角坐标系横轴表示电流纵轴表示电压．改变�动变阻器�片P的位置 sketch template

题目如图1所示是电阻甲和乙的I﹣U图象下列说法不正确的是 A．电阻甲为定值电阻B．当电阻甲两端电压为1V时R甲=5ΩC．如图2所示 sketch template

如图a所示两根足够长的平行光�导轨MNPQ相距为L导轨平面与水平面的夹角为α导轨电阻不计整个导轨放在垂直导轨平面�上的匀强磁场中 sketch template

如图所示竖直面内的正方形导线框ABCDabcd的边长均为l总电阻均为R质量分别为2m和m它们分别系在一跨过两个定�轮的轻绳两端在两 sketch template

3．19分如图所示两根不计电阻的倾斜平行导轨与水平面的夹角θ=37o 底端接电阻R=15Ω�属棒a B的质量为m=02kg电阻r sketch template

在如图所示的电路中电源电压保持不变电阻R1 的阻值为20Ω闭合开关S电流表A1的示数为03A电流表A 的示数为05A．求1 sketch template

如图甲所示两根足够长的光�直�属导轨MNPQ平行放置在倾角为θ的绝缘斜面上两导轨间距为L．MP两点间接有阻值为R的电阻．一根质量为m的 sketch template

27．如图所示两足够长的平行光�的�属导轨MNPQ相距为d导轨平面与水平面的夹角α=30o导轨电阻不计磁感应强度为B的匀强磁场垂直于 sketch template

如图所示两平行且无限长光��属导轨MNPQ竖直放置两导轨之间的距离为L=1m两导轨MP之间接入电阻R=02Ω导轨电阻不计在 sketch template

如图所示．ab是电阻不计的平行�属导轨匀强磁场垂直导轨平面cd是分别串有小电压表和小电流表的�属棒�属棒的电阻不能忽略它们与导轨 sketch template

27．如图所示两足够长的平行光�的�属导轨MNPQ相距为d导轨平面与水平面的夹角α=30o导轨电阻不计磁感应强度为B的匀强磁场垂直于 sketch template

如图1所示两根足够长平行�属导轨MNPQ相距为L=050m导轨平面与水平面夹角为α=37°�属棒ab垂直于MNPQ放置在导轨上且 sketch template

如图所示MN和PQ为两个光�的电阻不计的水平�属导轨变压器为理想变压器今在水平导轨部分加一竖直�上的匀强磁场则以下说法不正确的是 A sketch template

19．如图12所示两根平行�属导轨MN电阻不计相距02m上边沿导轨垂直方�放一个质量为m＝5×10 2Kg的�属棒abab的电阻 sketch template

如图所示是两个阻值大小不同的电阻AB的I U图线那么 A．A电阻较大B．B电阻较大C．两电阻串联后A两端的电压较大D．两电阻并联后 sketch template

如图所示两倾斜放置的光�平行�属导轨间距为L电阻不计导轨平面与水平方�的夹角为θ．导轨上端接入一内电阻可忽略的电源电动势为E．一粗细 sketch template

如图所示两根足够长电阻不计的光�导轨MM′和NN′间距为L=01m与水平方�成θ=30°角MM’和NN’间有垂直导轨�上磁感应强度B0 sketch template

如图所示处于垂直于导轨的匀强磁场中的两根足够长电阻不计的平行�属导轨相距1m导轨平面与水平面成θ=37º角下端连接阻值为R的电阻匀强 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

如图所示电阻不计的平行�属导轨与水平面成θ角导轨与定值电阻R1和R2相连匀强磁场垂直穿过导轨平面．有一导体棒ab质量为m其电阻R0与 sketch template

如图8所示的电路电源电压保持不变闭合开关S调节华东变阻器两电压表的示数随电路中电流变化的图线如图9所示根据图线的信息可知是电压 sketch template

如图所示两根平行�属导轨左端与阻值为R的电阻相连�属杆ab垂直导轨放置并与导轨接触良好．整个装置处在垂直导轨平面�里的匀强磁场中磁场的 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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两电阻不计的足够长光�平行�属导轨与水平面夹角θ导轨间距l所在平面的正方形区域abcd内存在有界匀强磁场磁感应强度为B方� sketch template

25．如图所示两电阻不计的足够长 光�平行�属导轨与水平面夹角为θ导轨间距 为l所在平面的正方形区域abcd内存在有界 匀强磁场磁感应 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

19．如图所示两根足够长的平行�属导轨固定放置在同一水平 面上其左端接一定值电阻�属杆MN水平放在导轨上且保持良好接触�属杆具有 sketch template

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