气垫导轨实验中极限法测速度的分析与讨论  

Analysis and discussion on measuring velocity by limit theory in air track experiment

作　　者：崔建坡[1] 刘虎[1] 冀建利[1] 

机构地区：[1]石家庄铁道学院数理系,河北石家庄050043

出　　处：《物理实验》2007年第8期32-34,共3页Physics Experimentation

基　　金：河北省教育科学研究"十一五"规划课题(No.06020596)

摘　　要：对线性外推法测气轨上滑块的瞬时速度实验进行理论分析,给出了-v-δt和-v-δs函数、其表达的物理意义及实验需满足的条件.The instantaneous velocity of slider by linear extrapolation method on the air track is analyzed theoretically. The form and physical meaning of the velocity function, and the necessary experiment condition are put forward.

关 键 词：气轨 瞬时速度 线性外推法 

分 类 号：O311.2[理学—一般力学与力学基础]