2021年2021年2019中考物理一轮复习16磁与电电磁相互作用及应用真题演练有答案.pdf

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1、1 磁与电电磁相互作用及应用中考真题演练1(2014 菏泽中考)关于电磁铁，下面说法中正确的是()A电磁铁是根据电磁感应原理制作的B电磁继电器中的磁体，必须用电磁铁C电磁继电器中的磁体，可以用永磁体，也可以用电磁铁D电磁铁中的铁芯，可以用钢棒代替2(2016 菏泽中考)用两个铁芯完全相同的电磁铁“探究影响电磁铁磁性强弱的因素”，实验电路如图所示。闭合开关，发现磁铁A吸引大头针的数目比B多，此现象说明影响电磁铁磁性强弱的因素是()A线圈匝数B电流方向C电流大小D电磁铁极性3(2018 菏泽中考)如图所示的实验装置中，能说明电动机工作原理的是()4(2016 菏泽中考)如图所示电与磁的实验装置中，

2、属于发电机原理的是()|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 1 页，共 4 页2 5.(2015 菏泽中考)刷卡机广泛应用于银行、超市等。如图所示的POS刷卡机读出信息的原理是：当带有磁条的信用卡在刷卡机上刷过时，刷卡机的检测头就会产生感应电流，便可读出磁条上的信息。下列装置的工作原理与刷卡机读取信息原理相同的是()6(2017 菏泽中考)关于电和磁，下列说法中正确的是()A电流周围存在着磁场B改变通电螺线管中的电流方向，可以改变通电螺线管磁性的强弱C导体在磁场中运动就一定会产生感应电流D电动机是利用电磁感应原理制成的7(2015 菏泽

3、中考)画出图中电源的正极。|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 2 页，共 4 页文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1

4、M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N

5、7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS

6、10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9

7、U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档

8、编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8

9、M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O53 8(2017 菏泽中考)

10、如图所示，标出通电螺线管的N极和 S极。9(2017 菏泽中考)电磁铁的磁性强弱与它的匝数和通过它的电流有关。为了证明“电磁铁的磁性强弱与匝数有关”，小美用两个匝数不同的电磁铁(电阻不同)设计了两种连接方式：A将两个电磁铁直接串联在电路中B将两个电磁铁直接并联在电路中(1)以上两种设计中，你认为正确的是()(2)简述你的理由：。10(2014 菏泽中考)电流表和电压表测量电阻时：(1)不能直接接在电源两极上，由此判断出它的内阻(选填“很大”或“很小”)。(2)电流表和电压表的指针都会发生偏转，简述电流表和电压表指针摆动的原因：。11(2018 菏泽中考)在不用电池的情况下，要使旱冰鞋轮子转动时

11、，轮子里的LED灯发光，请你利用学过的物理知识，设计一个可行性方案，并说明其发光原理。参考答案1B2.A3.B4.C5.C6.A 7如图所示8如图所示|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 3 页，共 4 页文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5

12、文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:C

13、Q8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3

14、A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 H

15、R1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C

16、5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4

17、ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6

18、M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O54 9(1)A(2)探究电磁铁的磁性强弱与匝数有关，需控制电流大小相同10(1)电流表很小(2)通电导体在磁场中受力运动11轮内周边安装多个线圈与LED灯串联在一起，轮子上方鞋底内部安放磁铁。当轮子转动时，线圈在磁铁的磁场中切割磁感线运动产生电流，LED灯发光。|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 4 页，共 4 页文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M1

19、0C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E

20、4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10

21、R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6

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23、:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7H3A2E5 HR1M10C5N7E4 ZS10R6M9U6O5文档编码:CQ8M7

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