资源描述：
《高级电工无纸化考试体验标答对照（senior electrician paperless examination experience contrast ）》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、高级电工无纸化考试体验标答对照8（Seniorelectricianpaperlessexaminationexperiencecontrast8）Seniorelectricianpaperlessexaminationexperiencecontrast8Paperlessexamination,experience,mark,answer,contrastAtotalof100questions(Note:theredmarkertopicforyourmistakes.)1、thehigherthetempor
2、aryloadrateofACweldingmachine,thelongertheweldingtime.Correctanswer:putyouranswer:2thetransformercanchangethedirectcurrentvoltage.Thecorrectanswer:*youranswer:3,typeofsiliconeepoxyglasslaminateheat-resistantgrade3240gradeB.Thecorrectanswer:*youranswer:4,theelect
3、romagnetistheuseofelectromagneticforcetomanipulateandtractionmechanismtocompletethedesiredaction,orusedforsteelpartsholdingfixed,ferromagneticobjectlifting,itisconvertedtoelectricalenergyofalow-voltageelectricalmechanicalenergy.Correctanswer:putyouranswer:5、elec
4、tromagneticclutchbrakeprincipleis:whenthemotorisstationary,thebrakeelectromagnetwithoutelectricity.Whenthemotorisoutofpower,thebrakeelectromagnetactstobrake.Correctanswer:putyouranswer:6,singletoothsuitabletofilesoftmaterial,doubleridgesaresuitabletofilehardmate
5、rials.Correctanswer:putyouranswer:7,asbestosproductsareasbestosyarn,wire,rope,paper,plates,woventapeandmanyother,withinsulation,temperature,acid,alkali,anti-corrosionandotherfeatures,butnotinsulation.Thecorrectanswer:*youranswer:8、switchisalsocalledcombinationsw
6、itch.Itisusedasthepowersupplyswitchintheelectriccontrolcircuitofmachinetools.Correctanswer:putyouranswer:9themainroleofsiliconinsiliconsteelsheetistoincreasepermeability,reducehysteresisloss,andreducetheagingphenomenonofsiliconsteelsheet.Correctanswer:putyourans
7、wer:10.Theimpedancevoltageisthemagnitudeoftheimpedancedropattheratedcurrent.Correctanswer:putyouranswer:11,three-phasesymmetricalloaddeltaconnection,iftheimpedanceofeachphaseoftheloadis10ohms,andthelinevoltageis380Vthree-phaseACcircuit,thenthecircuitcurrentis38A
8、.Thecorrectanswer:*youranswer:12、thelowvoltageofthesupplywillmakethesecondaryvoltageoftherectifiertypeDCarcweldingmachinetoolow.Correctanswer:putyouranswer:13,theDCge
