如图所示是用电流表和电压表测电阻的电路图闭合开关后�现电压表示数为3 V而电流表示数为零则可能出现的故障是 A．�动变阻器断路 Sketch Coloring Page

如图所示是用电流表和电压表测电阻的电路图闭合开关后�现电压表示数为3 V而电流表示数为零则可能出现的故障是 A．�动变阻器断路 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 #879

Laura Agapi Asnicar
sketch #879

sketch #5125

anonymous

anonymous
sketch #5125

sketch #654

anonymous

anonymous
sketch #654

sketch #4134 1 min sketch

Nemo Archt
sketch #4134 1 min sketch

sketch #4310 robot

anonymous

anonymous
sketch #4310 robot

sketch #3575 Stitch by Laura Gutierrez Hinojosa

anonymous

anonymous
sketch #3575 Stitch by Laura Gutierrez Hinojosa

sketch #5264

anonymous

anonymous
sketch #5264

sketch #4053

anonymous

anonymous
sketch #4053

sketch #2636 Robitina by sketchmaster

sketchmaster
sketch #2636 Robitina by sketchmaster

sketch #5182 Inuyasha by Sepp Herberger

anonymous

anonymous
sketch #5182 Inuyasha by Sepp Herberger

sketch #5285

anonymous

anonymous
sketch #5285

sketch #3701 amazing Skull

anonymous

anonymous
sketch #3701 amazing Skull

sketch #4386 Freddie Mercury by Павел Павлов

anonymous

anonymous
sketch #4386 Freddie Mercury by Павел Павлов

sketch #4937 Favorite animal competition runner-up: White Tiger by Deepak Kaushik

anonymous

anonymous
sketch #4937 Favorite animal competition runner-up: White Tiger by Deepak Kaushik

sketch #3813

Emin AltınKöprü
sketch #3813

sketch #3466

anonymous

anonymous
sketch #3466

sketch #4622 Miku by Kheith Ryan Lubiano

anonymous

anonymous
sketch #4622 Miku by Kheith Ryan Lubiano

sketch #4306 The burning watermelon!

anonymous

anonymous
sketch #4306 The burning watermelon!

sketch #704

anonymous

anonymous
sketch #704

sketch #4393 ant

anonymous

anonymous
sketch #4393 ant

sketch #5018 Owl by Komlós László

anonymous

anonymous
sketch #5018 Owl by Komlós László

sketch #3455 Enya by Georai Shahar

anonymous

anonymous
sketch #3455 Enya by Georai Shahar

sketch #2810 Lennon by El Harouati Nassera

El Harouati Nassera
sketch #2810 Lennon by El Harouati Nassera

sketch #3058 Marilyn Monroe by Adam Pyszny

anonymous

anonymous
sketch #3058 Marilyn Monroe by Adam Pyszny

sketch #2836 Angry smurf maradona by BaGaz Anggara

BaGaz Anggara
sketch #2836 Angry smurf maradona by BaGaz Anggara

sketch #5265 Shir Erika Ishikawa

anonymous

anonymous
sketch #5265 Shir Erika Ishikawa

sketch #2283 Head in a shoe

anonymous

anonymous
sketch #2283 Head in a shoe

sketch #2992 Dragon by Iky Sahendra Putra

anonymous

anonymous
sketch #2992 Dragon by Iky Sahendra Putra

sketch #3425 &#;Tonari no Kaibutsu-kun&#; by Betty Marie Melzer

anonymous

anonymous
sketch #3425 &#;Tonari no Kaibutsu-kun&#; by Betty Marie Melzer

sketch #811

Laura Agapi Asnicar
sketch #811

tomski如图所示是用电流表和电压表测电阻的电路图闭合开关后�现电压表示数为3 v而电流表示数为零则可能出现的故障是 a．�动变阻器断路 coloring

电表（电压表和电流表）的读数知乎 sketch template

如图所示电流表的示数为12A12A电压表的示数为22V22V．对人体安全的电压是不高于36不高于36V．——青夏教育精英家教�—— sketch template

在“用电流表测电流 的实验中小刚同学连接的电路如图小丽�现其中有两处错误这两处错误是1 2 ．题目和参考答案——青夏教育 sketch template

如图16所示的电路是用电流表电压表测电阻的实验装置示意图 图16 1在右边方框内画出图甲的电路图 2本实验的原理是 3 sketch template

在“用电流表测电流 的实验中某同学连接的电路如图所示．1闭合开关观察到灯泡L1和L2的�光情况是 ．2针对上述现象该电路存在的 sketch template

如图所示的元件按下列要求连接电路1L1和L2并联2电压表测总电压3电流表测L1的电流L1的电流约为03A4开关 sketch template

小华同学做“用电流表电压表测电阻实验”，实验器材齐全且完好．�他连接电路并将变阻器的�片放置于一端，闭合电键，观察到电流表电压表示数如图（a sketch template

百度教育 sketch template

在如图所示的电流表中电流表A1的示数为05A电流变A2的示数为02A电流表A3的示数为04A求1A的示数为多�2 sketch template

如图所示电压表V1测量的是 两端的电压电压表V2是测量两端的电压． L2 L1 解析由电路图可知L1与L2串联电压表V1并联在 sketch template

用伏安法测电阻可以采用电流表内接法或电流表外接法下列说法正确的是 ． A．待测电阻阻值小时用外接法 B．待测电阻阻值小时用内接法 C．用外接 sketch template

在“用电流表电压表测电阻 的实验中甲小组同学连接的电路如图14a所示其中有一根导线尚未连接请用笔画线代替导线补上补上后要求闭合 sketch template

初二物理电流表、电压表和电路练习题 Word文档在线阅读与下载无忧文档 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

题目如图所示的电路中电源电压不变R1 为定值电阻R2为�动变阻器闭合开关 S 后在�片P从最左端�中点移动的过程中下列说法正确 sketch template

如图所示，电流表A所测的电流是 A．通过L1上的电流 B．通过L2的电流 C．通过干路的电流 D．都有可能 考点电流表的连接 sketch template

如图所示的电路图是用来研究通过导体的电流跟导体电阻关系的，其中R1与R2为阻值不同的定值电阻，第一次实验用的定值电阻为R1 ， 闭合开关后，记 sketch template

张明同学“探究串并联电路的电流规律实验 的电路如图1所示当把电流表分别在ABC三处时测得电流如下表所示．请你帮他完成如下几项工作测量 sketch template

电路图识图基础知识常用仪表识图及接线九仪歌电气仪表表abc图解 CSDN博客 sketch template

测小灯泡的电阻1如图1中所示是用电压表和电流表测小灯泡电阻的实验电路图闭合开关S时变阻器�片P应放在变阻器的 端．2当电压表示数 sketch template

如图甲所示是小明“探究电流与电压、电阻的关系”的实验电路图。选用的实验器材是：电源3V、电流表（00 6A）、出卷� sketch template

在用电流表和电压表测电源的电动势和内阻实验中某同学利用测出的7组UI值画出U I图象其中正确的是 题目和参考答案——青夏教育精英家教�—— sketch template

如图1所示电路为“用电流表电压表测电阻 的实验电路请填写空格处的内容．�实验目的伏安法测电阻要求多次测量多次测量求电阻的平均值．� 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16所示的电路是用电流表电压表测电阻的实验装置示意图 图16 1在右边方框内画出图甲的电路图 2本实验的原理是 3 sketch template

如图所示电源电压为6 V图甲为伏安法测电阻的电路图图乙为连接不完整的实物图1对照电路图甲用笔画线代替导线将图乙中未连接部分连接 sketch template

高中物理《关于“电压表和电流表的电路结构 ”的教学》知乎 sketch template

图甲是小灯泡L和定值电阻R的电流与电压的关系，则R的电阻为Ω，现将它们并联后接在电压为2V的电源两端，如图乙，则干路中的电流是A；若将它们串联 sketch template

如图2所示电路，当开关S闭合后，L1、L2均能�光，电流表、电压表均有示数．过一会儿，两灯都不�光．电流表、电压表的示数均为零，可能�生的故障 sketch template

初三物理电流表和电压表测量练习题 Word文档在线阅读与下载免费文档 sketch template

如图a所示是某同学用伏安法测电阻的实验电路当�动变阻器的�片�到某一位置时电流表的示数如图b所示其读数为032032A sketch template

题目如图所示的电路中电源两端电压为9V并保持不变定值电阻R1的阻值为100Ω�动变阻器R2的最大阻值为50Ω．当开关S闭合�动 sketch template

小明设计了如图a所示的电路图用来测定额定电压为“25V 的小灯泡的电功率及与亮度关系各元件都完好电源电压保持不变小黄将各元件连接 sketch template

如下图电路中1当开关S闭合后电压表的示数表示 A．L1两端的电压 B．L2两端的电压 C．电源电压 D．L1和L2两端的电压 sketch template

28． 如图所示用电流表电压表测小灯泡的电阻． �图中表C是 表． �若将开关闭合两表读数如图所示则此时电流为I＝ A待测电阻为 Ω sketch template

free web stats