Frecarea la alunecare pe un plan orizontal ...trin0tlin0titap0 trtlchtfcs1 taf0tafs20 tltrchtfcs0 tfs20tlang1024tlangfe1024tcgridtlangnp1024tlangfen p1024 tsnext11 tssemihidden Normal TableSIts15tql tfi720tli0tri0tidctlpartaspalphataspnumtfaautotadj ustrighttrin0tlin0titap0 trtlchtfcs1 taf0tafs20talang1025 tltrchtfcs0 tfs28tlang1033tlangfe1033tcgridtlangnp1033tlangfen p1033 tsbasedon0 tsnext15 Body Text 2SIts16tql tli0tri0tidctlpartaspalphataspnumtfaautotadjustrig httrin0tlin0titap0 trtlchtfcs1 taf0tafs20talang1025 tltrchtfcs0 tfs28tlang1033tlangfe1033tcgridtlangnp1033tlangfen p1033 tsbasedon0 tsnext16 Body TextSSIttlisttableItlisttlisttemplateid721188134tl istsimpleItlistleveltlevelnfc23tlevelnfcn23tleveljc 0tleveljcn0tlevelfollo0tlevelstartat0tlevelspace0tl evelindent0Itleveltextt01-SItlevelnumbersStfbias0 tfi-360tli1080tjclisttabttx1080tlin1080 SItlistname Stlistid682320799SSIttlistoverridetableItlistoverr idetlistid682320799tlistoverridecount0tls1SSIttrsid tbl trsid1328315trsid3041153trsid4727553trsid4993930tr sid14372932SIttgenerator Microsoft ord 10.0.2627SItinfoItuprIttitle Verificarea experimentala a fortei de frecare la alunecarea pe un plan orizontalSIttudtuc0Ittitle Verificarea experimentalItuc1tu259 a a fortu355 tei de frecare la alunecarea pe un plan orizontalSSSSItauthor xSItoperator DanielSItcreatimtyr2002tmo5tdy16thr23tmin55SItrevt imtyr2002tmo5tdy16thr23tmin55SItversion2SItedmins0S Itnofpages3SItnofords745SItnofchars4251SIttcompany SItnofcharss4987SItvern16437SStltrsect tidoctrltftnbjtaenddoctnoxlattoyentexpshrtntnoultr lspctdntblnsbdbtnospaceforulthyphcaps0tformshadetho rzdoctdghspace180tdgvspace180tdghorigin1701tdgvorig in1984tdghsho0tdgvsho0tjexpandtviekind1tviescale100 tpgbrdrheadtpgbrdrfoottnolnhtadjtbltrsidroot4993930 tfet0tltrpar tsectd tltrsecttlinex0tendnheretsectdefaultcltsftnbj Ittpnseclvl1tpnucrmtpnqctpnstart1tpnindent720tpnha ng Itpntxta .SSIttpnseclvl2tpnucltrtpnqctpnstart1tpnindent720t pnhang Itpntxta .SSIttpnseclvl3tpndectpnqctpnstart1tpnindent720tpn hang Itpntxta .SSIttpnseclvl4tpnlcltrtpnqctpnstart1tpnindent720t pnhang Itpntxta SSIttpnseclvl5tpndectpnqctpnstart1tpnindent720tpnh ang Itpntxtb SItpntxta SSIttpnseclvl6tpnlcltrtpnqctpnstart1tpnindent720tp nhang Itpntxtb SItpntxta SSIttpnseclvl7tpnlcrmtpnqctpnstart1tpnindent720tpn hang Itpntxtb SItpntxta SSIttpnseclvl8tpnlcltrtpnqctpnstart1tpnindent720tp nhang Itpntxtb SItpntxta SSIttpnseclvl9tpnlcrmtpnqctpnstart1tpnindent720tpn hang Itpntxtb SItpntxta SStpardtplain tltrpartql tli0tri0tidctlpartaspalphataspnumtfaautotadjustrig httrin0tlin0titap0tpararsid1328315 trtlchtfcs1 taf0tafs20talang1025 tltrchtfcs0 tfs20tlang1033tlangfe1033tcgridtlangnp1033tlangfen p1033 Itrtlchtfcs1 taf0 tltrchtfcs0 tbtfs48tinsrsid4727553 Verificarea SItrtlchtfcs1 taf46 tltrchtfcs0 tbtf46tfs48tlang1048tlangfe1033tlangnp1048tinsrsid 4727553 experimentalte3 a fortfeSItrtlchtfcs1 taf0 tltrchtfcs0 tbtfs48tlang1048tlangfe1033tlangnp1048tinsrsid4727 553 ei de frecare la alunecarea pe un plan orizontaltpar Stpard tltrpartqc tli0tri0tidctlpartaspalphataspnumtfaautotadjustrig httrin0tlin0titap0 Itrtlchtfcs1 taf0 tltrchtfcs0 tbtfs48tlang1048tlangfe1033tlangnp1048tinsrsid4727 553 tpar Stpardtplain tltrparts2tql tli0tri0tkeepntidctlpartaspalphataspnumtfaautotout linelevel1tadjustrighttrin0tlin0titap0 trtlchtfcs1 taf0tafs20talang1025 tltrchtfcs0 tbtf1tfs28tultlang1048tlangfe1033tcgridtlangnp1048 tlangfenp1033 Itrtlchtfcs1 taf0 tltrchtfcs0 titinsrsid4727553 Scopul Experimentuluitpar Stpardtplain tltrpartql tli0tri0tidctlpartaspalphataspnumtfaautotadjustrig httrin0tlin0titap0 trtlchtfcs1 taf0tafs20talang1025 tltrchtfcs0 tfs20tlang1033tlangfe1033tcgridtlangnp1033tlangfen p1033 Itrtlchtfcs1 taf0 tltrchtfcs0 tfs28tinsrsid4727553 ttab SItrtlchtfcs1 taf46 tltrchtfcs0 tf46tfs28tlang1036tlangfe1033tlangnp1036tinsrsid47 27553tcharrsid3041153 Verificte3m legile frecte3rii pe un plan orizontal tbai dependetfea fatfete3 de normala la plan tbai de marimea suprafetfeelor aflate teen contact.tpar SItrtlchtfcs1 taf0 tltrchtfcs0 tbtitf56tfs28tultinsrsid4727553 Baza Teoreticte3tpar SItrtlchtfcs1 taf0 tltrchtfcs0 tfs28tinsrsid4727553 ttab SItrtlchtfcs1 taf46 tltrchtfcs0 titf46tfs28tlang1036tlangfe1033tlangnp1036tinsrsid 4727553tcharrsid3041153 Fortfea de frecareSItrtlchtfcs1 taf46 tltrchtfcs0 tf46tfs28tlang1036tlangfe1033tlangnp1036tinsrsid47 27553tcharrsid3041153 este fortfea care apare teen urma interactfeiunii dintre corpuri la contactul dintre cele doute3 corpuri.tpar SItrtlchtfcs1 taf0 tltrchtfcs0 tfs28tlang1036tlangfe1033tlangnp1036tinsrsid472755 3tcharrsid3041153 ttab tpar Stpard tltrpartqc tli0tri0tidctlpartaspalphataspnumtfaautotadjustrig httrin0tlin0titap0 Itrtlchtfcs1 taf0 tltrchtfcs0 tbtitf56tfs28tinsrsid4727553 Legile frecte3riitpar Stpard tltrpartql tfi720tli0tri0tidctlpartaspalphataspnumtfaautotadj ustrighttrin0tlin0titap0 Itrtlchtfcs1 taf46 tltrchtfcs0 tf46tfs28tinsrsid4727553 -Fortfea de frecare la alunecare nu depinde de mte3rimea suprafetfeei de contact dintre corpuri.tpar -Fortfea de frecare la alunecare depinde direct propotfeional de natura corpurilor aflate teen contact.Mte3rimea care ne dte3 date despre natura surfetelor aflate teen contact se noteazte3 cu litera SItrtlchtfcs1 taf0 tltrchtfcs0 tf3tfs28tinsrsid4727553 t6dSItrtlchtfcs1 taf46 tltrchtfcs0 tf46tfs28tinsrsid4727553 miu tbai poartte3 denumirea de coeficient de frecare.Coeficientul de frecare e o mte3rime fizicte3 care nu are unitate de mte3surte3 ,adica este adimensionalte3.tpar Stpardtplain tltrparts15tql tfi720tli0tri0tidctlpartaspalphataspnumtfaautotadj ustrighttrin0tlin0titap0 trtlchtfcs1 taf0tafs20talang1025 tltrchtfcs0 tfs28tlang1033tlangfe1033tcgridtlangnp1033tlangfen p1033 Itrtlchtfcs1 taf46 tltrchtfcs0 tf46tinsrsid4727553 -Fortfea de frecare la alunecare depinde direct propotfeional de normala la suprafatfea de contact.tpar Stpardtplain tltrpartql tli0tri0tidctlpartaspalphataspnumtfaautotadjustrig httrin0tlin0titap0 trtlchtfcs1 taf0tafs20talang1025 tltrchtfcs0 tfs20tlang1033tlangfe1033tcgridtlangnp1033tlangfen p1033 Itrtlchtfcs1 taf0 tltrchtfcs0 tbtitf1tfs28tultinsrsid4727553 Materiale necesaretpar SItrtlchtfcs1 taf46 tltrchtfcs0 tf46tfs28tinsrsid4727553 ttab -plan orizontal metalic tribometru asezat teen pozitie orizontalte3tpar SItrtlchtfcs1 taf0 tltrchtfcs0 tfs28tinsrsid4727553 ttab SItrtlchtfcs1 taf0 tltrchtfcs0 tfs28tlang1036tlangfe1033tlangnp1036tinsrsid472755 3tcharrsid3041153 -trei corpuri paralelipipedice prevazute cu 3 suSItrtlchtfcs1 taf46 tltrchtfcs0 tf46tfs28tlang1036tlangfe1033tlangnp1036tinsrsid47 27553tcharrsid3041153 prafetfee diferite de contactmetal ,cauciuc ,lemn.tpar SItrtlchtfcs1 taf0 tltrchtfcs0 tfs28tlang1036tlangfe1033tlangnp1036tinsrsid472755 3tcharrsid3041153 ttab SItrtlchtfcs1 taf46 tltrchtfcs0 tf46tfs28tinsrsid4727553 -scripete cu frecte3ri neglijabiletpar ttab -fir de extensibilitate tbai maste3 neglijabilte3tpar ttab -suport pentru greutte3tfeitpar SItrtlchtfcs1 taf0 tltrchtfcs0 tfs28tinsrsid4727553 ttab SItrtlchtfcs1 taf0 tltrchtfcs0 tfs28tlang1036tlangfe1033tlangnp1036tinsrsid472755 3tcharrsid3041153 -discuri me... 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