2021年阜阳实验中学2020年物理第二次摸底考试.pdf

安徽省物理模拟测试卷（一）注意事项：1、本卷共四大题23 小题，满分 70 分2，本卷中 g 取 10N/kg 一、填空题（第14题每空 1 分，其余每空 2 分，共 20 分）1，唐山市的民族吹管乐器唢呐，吹奏时按压不同位置的气孔，主要是改变了声音的（选填“音调”，“响度”或“音色”）2、2019 年 10 月 1 日的国庆阅兵仪式上，新型远程战略轰炸机-6N首次亮相，轰-6N 不仅可以空中受油，而且能够远程奔袭，大区域巡航和防区外打击，在加速起飞的过程中（忽略燃料质量的变化），轰-6N 的动能；在空中匀速水平起飞时，其机械能（均选填“增大”，“不变”或“减小”）3、如图所示，用天然气烧水，水烧开后壶嘴周围由“白气”，且（选填“a”,”b）处较浓。4、如图所示是小明用拖把拖地的情景，此时拖把属于（选填“省力”、“费力”或“等臂”）杠杆，平时用力拖地，是通过的方法增大摩擦，可使地面更干净。5、我国宋代学者沈括通过实验发现，用丝线将磁针悬挂起来，当磁|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 1 页，共 9 页针静止时，N 极总是指向北方，这说明6、小明在参加今年的体育中考中，其身体消耗的总能量4.2105J，这些能量相当于完全燃烧g 的干木材（干木材的热值是1.2107J/kg）7、如图所示是电子式电能表，将某用电器单独接在该电能表上正常工作 30min，电能表指示灯闪烁了320 次，该用电器在上述时间内消耗的电能为Kw.h 8、如图所示，电源电压恒定，R1=20,闭合开关S，断开开关S1,电流表示数为0.3A,若再闭合S1，发现电流表的示数变化了0.2A，则 R2的阻值为9、如图所示，滑轮重及滑轮转动时的摩擦均不计，向上拉绳的速度是 1.2m/s，拉绳的力 F是 9N，则物体受到的摩擦力是N,物体的速度是m/s|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 2 页，共 9 页文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P610、如图所示，S为点光源，从 S 发出的一条光线射到两种物质的分界面上，同时发生反射和折射，其中反射光型经过A 点，折射光线过 B点，请画出相应的折射光线、入射光线和反射光线。二、选择题（每小题2 分，共 14 分）11、关于分子热运动，下列说法正确的是（）A、雪花飞舞，说明分子在做无规则运动B、两磁铁相互排斥，说明分子间有斥力C用手捏海绵，海绵的体积变小了，说明分子间有空隙D、将两块表面平滑的铅块压紧后，它们会黏在一起，说明分子间有引力12、如图所示，以下关于物理量之间的关系的图像描述正确的是（）A、图甲为晶体凝固时温度随时间变化的图像B、图乙为匀速运动的物体速度随时间变化的图像C、图丙为同种物体质量与体积关系的图像D、图丁为小灯泡中电流与两端电压关系的图像13、利用如图电路探究串联电路的规律，下列做法不正确的是（）A、分别把开关改接到a、b、c 处，可以探究开关位置的改变对用电器控制作用的影响|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 3 页，共 9 页文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6B、分别将电流表串联在a、b、c 处，可以探究电路中各处电流的关系C、分别将电压表串联在a、b、c 处，可以探究电路中各用电器两端电压与电源两端电压的关系D、为使探究结论更具普遍性，可更换不同的用电器或改变电源电压进行多次实验14、夜晚，发着光的小萤火虫从放大镜的2 倍焦距处沿着主光轴匀速飞行过程中，萤火虫发出的通过放大镜部分的光逐渐减少，则萤火虫的像（）A、远离放大镜，平均速度小于萤火虫的飞行速度B、远离放大镜，平均速度大于萤火虫的飞行速度C、靠近放大镜，平均速度小于萤火虫的飞行速度D、靠近放大镜，平均速度小于萤火虫的飞行速度15、如图所示是一种自行车前轮的结构图，行驶中，磁铁靠近传感器时，磁场能使其中带电粒子发生偏转（即相当于通电导体在磁场中受力运动），产生一种信号，信号传入速度计能测出自行车行驶的速度和里程。下列能说明其原理的图是（）|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 4 页，共 9 页文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P616、如图所示，一只氢气球系在绳子的一端，因受恒定不变的水平风力的影响，气球静止时绳子偏离了竖直方向。一下相关说法正确的是（）A、绳子断了后，由于惯性气球将保持静止状态B、气球受到的风力和绳子的拉力F沿水平方向分分力是一对平衡力C、气球受到的重力与空气对气球的浮力是一对平衡力D、气球受到绳子的拉力F与受到的风力是一对平衡力16 题图17题图17、某校科技兴趣小组的同学为例研究电子温控装置，将热敏电阻R1、定值电阻R2以及电压表和电流表连入如图所示的电路中，热敏电阻的阻值随温度的升高而减小，闭合开关后，当温度升高时，电压表和电流表的示数变化情况是（）A、电流表和电压表示数均变小B、电流表和电压表示数均变大C、电流表示数变大，电压表示数变小D、电流表示数变小，电压表示数变大三、实验题（每空2 分，共 16 分）18 为了探究光反射时的规律，某同学将一个平面镜放在水平桌面上，再把纸板 ENF放置在平面镜上，如图甲所示|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 5 页，共 9 页文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6（1）使一束光线贴着纸板EON沿某一角度入射到O 点，纸板 FON上没有观察到反射光，原因可能是（2）正确操作实验，并在纸板上记录每次光的径迹，如图乙所示，取下纸板，接下来进行的操作是19、小明是小明利用刻度均匀的匀质杠杆进行“探究杠杆平衡条件”的实验（1）调节平衡后，在杠杆B 点处挂 6 个钩码，如图甲所示，则在A点处应挂个同样的钩码，杠杆仍然在水平位置平衡（2）图乙是小明利用弹簧测力计做的某次做的某次实验情景，已知|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 6 页，共 9 页文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6杠杆每格长 5cm,钩码每个重 0.5N，请将弹簧测力计的示数填入下表动力 F1/N 动力臂 l1/m 阻力 F2/N 阻力臂 l2/m 0.15 3.0 0.10（3）上述实验数据不符合杠杆平衡条件，出现问题的原因是20、用伏安法测量一个定值电阻RX的阻值。（1）图甲中电路未连接完整，请你用笔划线代替导线，将电路连接完整（2）电路连接完整后，某次实验时，当电压表示数为2V 是，电流表示数如图乙所示，则该次测得的电阻值为（3）为了减小误差，接下来的操作是四、计算与推导题（21 题 6 分，22 题 7 分，23 题 7 分）21、某单缸四冲程汽油机的气缸活塞面积为30cm2，一个冲程活塞在汽缸中移动的距离是50mm，满负荷工作时做功冲程燃气对活塞的平均压强 9.0105pa.求：（1）做功冲程中燃气对活塞的平均压力（2）一个做功冲程中燃气对活塞做的功（3）若燃气对活塞的平均压强为p，设活塞的面积为S，冲程长为 l，|精.|品.|可.|编.|辑.|学.|习.|资.|料.*|*|*|*|欢.|迎.|下.|载.第 7 页，共 9 页文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W5F10P6文档编码:CC2H6D1N1S4 HJ1A5L3V9S5 ZD5W10W