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某实验小组为了探究碰撞中的不变量，在气垫导轨中央放置一个滑块Q，另一个滑块P压缩导轨左端弹簧片后被锁定，滑块P上安装有遮光板C，其右端粘上橡皮泥，导轨上适当位置安装两个光电门A、B记录滑块上遮光板C...
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高三下学期物理《》真题及答案
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某同学利用打点计时器和气垫导轨做验证动量守恒定律的实验.气垫导轨装置如图13-1-10a所示所用的气
气垫导轨是利用气泵使带孔的导轨与滑块之间形成气垫使滑块悬浮在导轨上滑块在导轨上的运动可视为没有摩擦.
气垫导轨是常用的一种实验仪器它是利用气泵使带孔的导轨与滑块之间形成气垫使滑块悬浮在导轨上滑块在导轨上
气垫导轨是常用的一种实验仪器它是利用气泵使带孔的导轨与滑块之间形成气垫使滑块悬浮在导轨上滑块在导轨上
气垫导轨是常用的一种实验仪器它是利用气泵使带孔的导轨与滑块之间形成气垫使滑块悬浮在导轨上滑块在导轨上
一同学利用水平气垫导轨做探究碰撞中的不变量的实验时测出一个质量为0.8kg的滑块甲以0.4m/s的速
某同学利用打点计时器和气垫导轨做探究碰撞中的不变量的实验气垫导轨装置如图甲表示所用的气垫导轨装置由导
气垫导轨是常用的一种实验仪器它是利用气泵使带孔的导轨与滑块之间形成气垫使滑块悬浮在导轨上滑块在导轨上
在探究碰撞中的不变量的实验中若用气垫导轨和光电计时装置进行探究则需用的测量仪器或工具有
秒表
天平
毫米刻度尺
螺旋测微器
用如图所示装置探究碰撞中的不变量气垫导轨水平放置挡光板宽度为9.0mm两滑块被弹簧图中未画出弹开后左
气垫导轨是常用的一种实验仪器它是利用气泵使带孔的导轨与滑块之间形成气垫使滑块悬浮在导轨上滑块在导轨上
8分气垫导轨是常用的一种实验仪器它是利用气泵使带孔的导轨与滑块之间形成气垫使滑块悬浮在导轨上滑块在导
某同学利用打点计时器和气垫导轨做验证动量守恒定律的实验气垫导轨装置如图甲所示所用的气垫导轨装置由导轨
气垫导轨是利用气泵使带孔的导轨与滑块之间形成气垫使滑块悬浮在导轨上滑块在导轨上运动时可不计摩擦现用带
8分气垫导轨如图工作时空气从导轨表面的小孔喷出在导轨表面和滑块内表面之间形成一层薄薄的空气层使滑块不
气垫导轨是常用的一种实验仪器它是利用气泵使带孔的导轨与滑块之间形成气垫使滑块悬浮在导轨上滑块在导轨上
2016·徐州模拟气垫导轨是常用的一种实验仪器它是利用气泵使带孔的导轨与滑块之间形成气垫使滑块悬浮在
某同学利用气垫导轨做探究碰撞中的不变量的实验气垫导轨装置如图所示所用的气垫导轨装置由导轨滑块弹射架光
一同学利用水平气垫导轨做探究碰撞中的不变量的实验时测出一个质量为0.8kg的滑块甲以0.4m/s的
气垫导轨是常用的一种实验仪器它是利用气泵使带孔的导轨与滑块之间形成气垫使滑块悬浮有导轨上滑块在导轨上
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