2019中考物理一轮复习04在光的世界里第2课时透镜及其应用真题演练.doc

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1第 2 课时透镜及其应用中考真题演练1(2017菏泽中考)关于成像,下列说法错误的是( )A平面镜成的都是虚像B凸透镜成的都是实像C凸透镜可以成缩小的像,也可以成放大的像D凸透镜可以成倒立的像,也可以成正立的像2(2018菏泽中考)已知凸透镜的焦距为 15cm,下列说法正确的是( )A当物体距凸透镜 10cm 时,成正立、放大的实像B当物体距凸透镜 20cm 时,成倒立、放大的实像C当物体距凸透镜 35cm 时,成倒立、放大的实像D当物体从距凸透镜 20cm 处远离凸透镜时,在凸透镜另一侧所成的像逐渐变大3(2015菏泽中考)在做“探究凸透镜成像”的实验时,将焦距为 10cm 的凸透镜和蜡烛放在光具座上,位置如图所示。则在光屏上( )A成倒立、放大的实像B成倒立、缩小的实像C光屏上不会得到像D像距大于 10cm 小于 20cm4(2016菏泽中考)“新农村建设”中各乡村及城镇主要交通路口多数都安装了监控摄像头。摄像头中的镜头将场景成像在电子芯片上,电子芯片将信息转换成电信息传递到监控终端,还原成图像。摄像头中的镜头相当于透镜。5(2014菏泽中考)在如图所示的光路图中,分别填入合适的透镜。2参考答案1B2.B3.A4光凸5如图所示

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