如图所示当�动变阻器r2的�片�到a端时开关s闭合这时电流表示数为075a标有“6v3w 的小灯泡正常�光开关s断开变阻器划片 Sketch Coloring Page

如图所示当�动变阻器r2的�片�到a端时开关s闭合这时电流表示数为075a标有“6v3w 的小灯泡正常�光开关s断开变阻器划片 Template

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sketch #3608 Skeleton king by Thania Arruda

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sketch #3608 Skeleton king by Thania Arruda

sketch #839

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anonymous
sketch #839

sketch #3554 Dr. House by Carrieann Benthem

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anonymous
sketch #3554 Dr. House by Carrieann Benthem

sketch #1732

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anonymous
sketch #1732

sketch #4549

anonymous

anonymous
sketch #4549

sketch #4713

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anonymous
sketch #4713

sketch #3517 Scratch from Ice Age by VlAd Craciun

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anonymous
sketch #3517 Scratch from Ice Age by VlAd Craciun

sketch #3047 Oppa Pika Style by Itz Rakhi

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sketch #3047 Oppa Pika Style by Itz Rakhi

sketch #5154

anonymous

anonymous
sketch #5154

sketch #342 Forest scene

Chris Shrimp Lonsdale
sketch #342 Forest scene

sketch #2989 Little Chibi by Loai Issa

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anonymous
sketch #2989 Little Chibi by Loai Issa

sketch #5178 Mewtwo and Transformation by Riley Hart

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anonymous
sketch #5178 Mewtwo and Transformation by Riley Hart

sketch #4349 Cícero Николай Герасимов

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sketch #4349 Cícero Николай Герасимов

sketch #270

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anonymous
sketch #270

sketch #5039

anonymous

anonymous
sketch #5039

sketch #3145 Madoka by Николай Герасимов

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anonymous
sketch #3145 Madoka by Николай Герасимов

sketch #649

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anonymous
sketch #649

sketch #3383

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anonymous
sketch #3383

sketch #1041 strawberries

anonymous

anonymous
sketch #1041 strawberries

sketch #805

Laura Agapi Asnicar
sketch #805

sketch #4933 Tobi by Abdelwahab Haik

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anonymous
sketch #4933 Tobi by Abdelwahab Haik

sketch #2627 Taz by sketchmaster

sketchmaster
sketch #2627 Taz by sketchmaster

sketch #3950

anonymous

anonymous
sketch #3950

sketch #4161

Hank Henry Armstrong
sketch #4161

sketch #542 life

anonymous

anonymous
sketch #542 life

sketch #4566 Edward Scissorhands by Angel Ördoñez

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sketch #4566 Edward Scissorhands by Angel Ördoñez

sketch #5127 Captain America by Mark Phillips

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sketch #5127 Captain America by Mark Phillips

sketch #5224

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anonymous
sketch #5224

sketch #3372 Erza by Konstantin Kuznetsov

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sketch #3372 Erza by Konstantin Kuznetsov

sketch #3197 Dragon by Yuryi Zambrano

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sketch #3197 Dragon by Yuryi Zambrano

tomski如图所示当�动变阻器r2的�片�到a端时开关s闭合这时电流表示数为075a标有“6v3w 的小灯泡正常�光开关s断开变阻器划片 coloring

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当�动变阻器R2的�片�到a端时开关S闭合这时电流表示数为075A标有“6V3W 的小灯泡正常�光开关S断开变阻器划片 sketch template

如图2所示电路图中定值电阻和�动变阻器R串联两端的电压分别为当�动变阻器的�片P�右�动过程中 A 变小也变小 B 变小不变 sketch template

如图a所示电路电源电压保持不变�动变阻器R2上标有“50W 2A 字样闭合电键后当�片位于中点位置时电流表A1和A2的示数均如图 sketch template

如图所示电路电源电压为6V电阻R2为10Ω�动变阻器R1的最大阻值是20Ω当�片P移到a端时电压表读数是6V当�片P移到b端时 sketch template

如图所示电源电压恒定�动变阻器的规格为“30Ω 1A 在AB间接入规格为“12V 12W 的灯泡闭合开关当变阻器的五分之一阻值连入 sketch template

如图所示的电路中R0为�动变阻器R1R2为定值电阻且R1＜R2E为电压恒定的电源．当开关S闭合后�动变阻器的�片P�右�动时流过 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

题目如图所示R1为定值电阻R2为�动变阻器当变阻器的�片P�右移动时图中电压表和电流表的示数变化情况及它们示数的比值U/I变化情况 sketch template

题目图1所示的电路中R1为定值电阻R2为�动变阻器电源电压为3V且保持不变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 sketch template

如图甲所示R1为�动变阻器R0R2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

如图所示电源电压保持恒定电阻R的阻值与�动变阻器最大阻值之比为23当S1闭合S2断开�动变阻器的�片P在AB的中点时小灯泡所消耗 sketch template

如图甲所示电路中R1是�动变阻器R2是定值电阻电源两端电压保持不变．当�动变阻器�片P从最右端�到最左端电压表示数随电流变化的图象如图 sketch template

如图所示的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如 sketch template

如图甲所示，电源电压保持不变，R1为定值电阻．当闭合开关S，�动变阻器�片P从a端移到b端，两电表示数变化关系用图乙线段AB表示．求：（1 sketch template

如图15所示的电路�动变阻器的�片P固定在它的中点时连入电路的电阻值为R当只闭合K1时R与R1上的电压之比是12当只闭合K2时R sketch template

4．在如图a所示的电路中R1为定值电阻 R2为�动变阻器闭合电键S将�动 变阻器的�动触头P从最右端�到最左 端两个电压表的示数 sketch template

如图所示R1为定值电阻R2为�动变阻器当�动变阻器的�片P从最左端�右�动时下列说法中可能正确的是 AR1消耗的电功率不变 sketch template

如图a所示电路电源电压保持不变�动变阻器R2上标有“50W 2A 字样闭合电键后当�片位于中点位置时电流表A1和A2的示数均如图 sketch template

题目如图所示电源电压保持不变闭合开关后当�动变阻器的�片由左�右移动时下列判断正确的是A 电压表示数变大B 电流表示数变大C sketch template

在如图所示电路中电源电压不变．�动变阻器R2上标有“50欧 3安字样当S闭合S1断开�动变阻器的�片P在最右端位置时电流表A的示数 sketch template

如图甲所示电源电压为6V恒定不变�动变阻器R2最大阻值是20Ω．闭合开关�动变阻器的P R图象如图乙所示则R1=10Ω当�片P�至最 sketch template

如图所示变阻器R为“40Ω 3A R1=20Ω当S断开�片P在中点时此时�动变阻器连人电路中的电阻为该�动变阻器最大阻值的1/2 sketch template

如图所示当开关S闭合后�动变阻器�片P在B端时电压表示数为9V电流表示数为01A�片P在中点C时电压表的示数为6V．求1�动 sketch template

如图所示电路中电源电压不变R1为�动变阻器R2为定值电阻开关S闭合后当�片P在变阻器的两端AB之间�动的过程中电压表的最大示数为 sketch template

如图所示电源电压U保持不变R1=20Ω．当�动变阻器R2的�片P在最左端时电流表示数为05A若将�片P�至变阻器中点时电流表示数为 sketch template

如图所示电路�动变阻器�片P�b端�动时A电流表A1示数变大A2示数变小电压表V示数不变B电流表A1示数变小A2示数变小电压表V sketch template

在如图所示的电路中R1=10 ΩR2=20 Ω�动变阻器R的阻值为050 Ω当�动触头P由a�b�动的过程中灯泡L的亮度变化情况是 sketch template

如图所示当开关S断开�动变阻器的�片P置于a端时电流表的示数为03A当开关S闭合�片P置于b端时电流表的示数为05A．已知R1 sketch template

如图所示电源电压U保持不变�动变阻器的最大阻值为R2当变阻器的�片在a端时电压表读数为2V�片在b端时电压表读数为1V则R1 sketch template

如图所示电源电压6 V保持不变�动变阻器的最大阻值为20 ΩR2的阻值是30 Ω．当开关S断开�片P在a端时电流表的示数为02 A sketch template

如图所示R2是0 50的�动变阻器闭合开关后电压表示数为6V电流表A1的示数为05A电流表A2的示数是20A求——青夏教育 sketch template

如图所示电源电压为6VR1=12ΩR2为0﹣20Ω的�动变阻器A的量程为3A合上S．求 �A最小示数�为保证A的安全变阻器接入 sketch template

如图所示电路中�动变阻器R2规格为“20Ω 05A 电流表量程为0 06A．闭合开关�动变阻器�片位于中点时电路总功率为18W sketch template

如图所示电路电源电压不变．当�动变阻器R2的�片P�右移动时电路的总电阻将变大变大电流表A的示数将变小变小电压表V1的示数将变小变小 sketch template

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