静电控制理论试题-0703001VIP免费

美商卫利ESD基础培训试题(0703001)部门：姓名:分数:一.判断对错:（请在题号前打√或×）1.AnexampleofElectroStaticDischargeorESDisthezaponesometimesfeelsafterwalkingacrosscarpetingandtouchingametaldoorknob.静电放电的现象之一是在地毯上走路然后接触金属的门手把后会发出嗞的声音。2.StaticChargearegeneratedallthetimewhentwosurfacescontactandseparate.Electronicsmovefromonesurfacetoanothercausinganimbalance.Thesurfacewithadeficiencyofelectronshasapositivechargeandthesurfacewithanexcessofelectronshasanegativechange.静电放电发生在两个物体表面接触和分离的全过程中。电子从物体一个表面转到另一表面时引发失衡。物体表面电子缺乏会导致正电荷，过多的话则会导致负电荷。3.ElectroStaticchargeseventuallywillcomeintobalance,butwhenthisoccurssuddenlyanESDorElectroStaticDischargeeventoccurs.However,thiseventcreatesnoheat.随着静电放电的发生,静电电荷最终会达到平衡。可是,这一事件不会产生热量.4.ApowerfulexampleofanESDevent,creatinglotsofheatandlight,islightning.一个强有力的ESD的现象是会闪电，并产生大量的光热。5.Conductorsareatypeofmaterialwhereelectricalcurrentflowseasilysocanbegrounded.ExamplesofconductorsincludeplasticsandStyrofoamcups.导体是一种能让电流快速通过,并用于接地的材料。它的材质包括塑料和聚苯乙烯泡沫塑料杯。6.Insulatorsareatypeofmaterialwhereelectricalcurrentdoesnotflowseasilyandcannotbegrounded.Examplesofinsulatorsincludemetalsandpeople.绝缘体是指体内电阻不能顺利通过并被导地的材质。绝缘体的例子包括金属和人体。7.Apersonwalkingacrossacarpetedfloorcangenerateavoltage,butnotgreaterthan100voltsofelectrostaticchargeontheirbody.当人员走过地板上的地毯时，会产生电压，但这个电压在他们身上不会聚集超过100伏。8.Inmanufacturinghandlingelectroniccomponents,ESDisthehiddenenemyastherecaneasilybedamagingElectroStaticdischargesthatapersoncannotdetect.在制造业中操作电子器件时，人员往往查察不到ESD是能给产品带来潜在危害的敌人。9.PassinganinspectiontestmeansthattheESDsensitiveitemhasexperiencedacatastrophicESDfailure.通过检查测试意味着ESD敏感器件经受过了糟糕的静电放电的失败过程.10.PassinganinspectiontestmeansthattheESDsensitiveitemhasnotexperiencedalatentESDfailure.通过检查测试意味着ESD敏感器件没有经受过静电放电潜伏性的隐患。11.Althoughpassingallinspectionsinthefactory,ESDsensitiveitemshavinglatentdefectsandfailinginthefieldcanbeveryexpensiveinwarrantyexpense,fieldservicerepairs,andlossofcustomersatisfaction.尽管通过了工厂所有的检测，ESD敏感器件存在的事故隐患会导致非常高的维护费用，服务修理费和丧失客户的满意度。12.ManufacturingESDsensitiveitemswithoutproperESDcontrolwouldbelikeaphysicianconductingsurgeryonyouwithoutfollowingsterilizationprocedures.制造ESD敏感器件时若没有适当的静电防护就将像内科医生在做外科手术时没有遵循消毒程序。13.Apersoncanbecharged,and,asaconductorshouldbegroundedattheESDprotectiveworkstation.So,alwaysbegroundedwhenhandingESDsensitiveitems;alwayswearawriststrapwhenseatedatanESDprotectedworkstation.人体负载电荷，可像导体，在ESD工作区内接地。所以，在手持ESD敏感器件的时候应处于接地状态,坐在ESD工作台防护区域时,应该佩带ESD手腕带.14.Makesuretoalwaysgroundinsulators:保证绝缘体总是接地15.Evenifitadverselyeffectsthequalityoftheproductsyouareworkingon,allowstrangersintotheworkareaandhandleproductsastheyplease.即使它会对你正在生产产品的品质带来危害，只要陌生人高兴也应允许他们进入你的工作区操作产品。16.Iftheairflowoftheionizerbotheryou,it’soktodirectitawayfromtheproductsyouareworkingon.如果离子风机的空气流影...