浅议惯性力的本质与应用 物理学专业VIP专享VIP免费

浅议惯性力的本质与应用摘要牛顿著名的惯性定律表明，物体的运动状态与外界作用力变化直接相关，当外界作用力不存在时，会维持原有的运动状态不变，换句话说，如果物体原来是静止的，则会维持静止状态；如果是运动的，则会以当前速度维持一种匀速直线运动状态。这种维持运动状态不变的特性通常被人们称之为物体惯性。而牛顿定律主要是围绕着惯性和惯性系而成立的，对于非惯性系则难以适应，为此，有必要在其中引入惯性力，使牛顿定律也能够用于解决非惯性系统中的种种问题。本文首先介绍了什么是惯性系、非惯性系以及惯性力；然后介绍了关于惯性力的争论；最后议论了惯性力的本质与应用。关键词：惯性系非惯性系惯性力IIIOntheEssenceandApplicationofInertialForceABSTRACTNewton’sfamouslawofinertiastatesthatthestateofmotionofanobjectisdirectlyrelatedtochangesinexternalforces.Whenexternalforcesdonotexist,theoriginalstateofmotionwillremainunchanged.Inotherwords,iftheobjectisoriginallystatic,itwillMaintainastaticstate;ifitismoving,itwillmaintainauniformlinearmotionstateatthecurrentspeed.Thispropertyofmaintainingthestateofmotionisusuallycalledobjectinertia.However,Newton'slawsaremainlyestablishedaroundinertiaandinertialsystems,anditisdifficulttoadapttonon-inertialsystems.Therefore,itisnecessarytointroduceinertialforceintothemsothatNewton'slawscanalsobeusedtosolvevariousproblemsinnon-inertialsystems.Thisarticlefirstintroduceswhatisinertialsystem,non-inertialsystemandinertialforce;thenintroducesthecontroversyaboutinertialforce;finallydiscussesthenatureandapplicationofinertialforce.Keywords:InertialsystemNon-inertialsystemInertialforce目录摘要.........................................................................ABSTRACT....................................................................目录1引言......................................................................12定义......................................................................12.1惯性系...............................................................12.2非惯性系.............................................................12.3力...................................................................12.3.1惯性力.........................................................12.3.2平动惯性力.....................................................12.3.3转动惯性力.....................................................23关于惯性力的争议...........................................................23.1惯性力是真实力.......................................................23.2惯性力是虚拟力.......................................................34惯性力本质的探讨..........................................................34.1惯性质量与引力质量...................................................34.2等效原理.............................................................34.3惯性力的本质.........................................................44.4惯性力与牛顿力学中一般力的比较.......................................55惯性力的应用..............................................................55.1现实生活中的惯性力..................................................55.2惯性力在高中物理题中的应用..........................................76总结......................................................................9参考文献...................................................................101浅议惯性力的本质与应用1引言当前，有相当部分人难以厘清惯性力的由来，也难以界定中间物理机制的具体运作路径，以至将其作为一种虚拟...