大工秋《土力学与地基基础》在线作业（work autumn soil mechanics and foundation work online ）

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1、大工10秋《土力学与地基基础》在线作业2（Work10autumnsoilmechanicsandfoundationworkonline2）Work10autumnsoilmechanicsandfoundationworkonline2Totalscore:100testtime:-testscores:100?Radioexamination?JudgmentquestionThereare10questions(50points)Score:501.whenthegroundwaterlevelsuddenlydropsfromthegroundsurfaceto

2、thebaseplane,theinfluenceontheadditionalpressureofthebasementis().A.hasnoeffectAdditionalpressureontheB.baseincreasedTheadditionalpressureofC.substratedecreasesD.abovestatementisincorrectThecorrectanswer:AFullScore:5points:5Therelationshipbetweentheconsolidationdegreeof2.soillayersandthea

3、ppliedloadis()ThegreatertheA.load,thegreaterthedegreeofconsolidationThegreatertheB.loadis,thesmallertheconsolidationdegreeisThedegreeofconsolidationofC.hasnothingtodowiththemagnitudeofloadD.can'tjudgeThecorrectanswer:CFullScore:5points:53.ifthecompressibilitycoefficientofsoilis0.1,thesoil

4、belongsto()A.lowcompressibilitysoilCompressibilitysoilinB.C.highcompressibilitysoilD.lowsensitivesoilThecorrectanswer:BFullScore:5points:54.knowntworectangularfoundation,onewidthis2m,thelengthis4m,theotherwidthis4m,thelengthis8m.Iftheadditionalpressureonthebaseofthetwofoundationisequal,th

5、erelationshipbetweentheverticaladditionalstressatthetwobaseangle().TheverticalstressdistributionatthedepthofZunderA.twoisthesameThestressatthedepthofZisequaltothestressatthedepthof2ZunderthelargesizefoundationcornerpointundertheB.smallsizefoundationcornerpointThestressatthedepthofZisequal

6、tothestressatthedepthof2ZunderthesmallsizeofthefoundationcornerpointundertheC.largesizefoundationcornerpointD.abovestatementisincorrectThecorrectanswer:BFullScore:5points:55.whentheconsolidationdegreeofclaylayerreaches100%undertheactionofexternalload,thesoil()A.onlyhasthestrongboundwaterB

7、.onlycontainsboundwaterC.existsonlyincombinationwithwaterandMaoXishuiD.hasfreewaterThecorrectanswer:DFullScore:5points:56.overconsolidatedsoilthanOCR>1belongsto()A.normallyconsolidatedsoilB.overconsolidatedsoilC.lessconsolidatedsoilD.abnormalsoilThecorrectanswer:BFu