TsimSecondary kev kawm ntawv thiab cov tsev kawm ntawv

Tshwj xeeb Theory ntawm Relativity. foundation

Thaum pib ntawm nws txoj kev loj hlob tshwj xeeb kev tshawb xav ntawm Relativity tau txais nyob rau hauv thaum pib ntawm lub xyoo pua 20th, namely nyob rau hauv 1905. Nws cov me nyuam yaus tau raug xam nyob rau hauv lub chaw ua hauj lwm Eynshteyna Alberta, "Nyob rau Electrodynamics ntawm Tsiv Lub cev". tus paub txog tsa ib tug xov tooj ntawm cov lus nug uas twb tsis muaj lus teb nyob rau ntawm lub sij hawm Nrog rau qhov no seminal ua hauj lwm. Piv txwv li, nws tswv yim hais tias Maxwell cov lus qhuab qhia no yeej muaj tseeb tsis qoos. Vim hais tias ntawm cov kev cai ntawm electrodynamics sis ntawm ib tug neeg xyuas pib thiab ib tug magnet nyob nyuaj rau lawv tus txheeb ze zog. Tab sis, ces muaj yog ib tug contradiction nrog tus tsim views on lub fact tias cov ob tus neeg muaj cov teeb liab ntsais nrog txhua lwm yam yuav tsum tau nruj me ntsis sib cais. Raws li cov kev tshawb pom, nws yog speculated tias tej coordinate system uas nyob ntawm seb cov kev cai ntawm mechanics, rau tus tib neeg, thiab tej zaum kuj ntau, nyob ntawm seb tus kho qhov muag thiab electrodynamic cai. Qhov ntawd xaus, Einstein hu ua lub "hauv paus ntsiab lus ntawm Relativity".

Lub ntsiab ntsiab ntawm qhov tshwj xeeb kev tshawb xav ntawm Relativity yog ib tug revolutionary kev xav uas muab sawv mus rau ib tug tshiab puag ncig ntawm txoj kev loj hlob ntawm lub cev science. Tus paub txog kiag li raug thawb classical tswv yim ntawm meej lub sij hawm thiab qhov chaw, raws li zoo raws li lub Nkas Lis Lais Relativity. Tsis tas li ntawd, nws coj ib kauj ruam mus rau cov laus hais nyob rau theem ntawm kev tshawb xav empirically pov thawj los ntawm Hertz finite ceev ntawm lub teeb. Nws tau tso lub hauv paus rau txoj kev tshawb no ntawm lub ywj pheej ntawm cov kev ceev thiab cov kev taw qhia ntawm lub zog ntawm lub teeb qhov chaw.

Tam sim no, tshwj xeeb kev tshawb xav ntawm Relativity muab ib lub sij hawm rau ho kom tus txheej txheem ntawm kev kawm rau hauv lub ntug. Albertom Eynshteynom tsim cov lus qhuab qhia li no xa ntau ntawm cov contradictions uas sawv nyob rau hauv lub thib nees nkaum xyoo pua thaum ntxov physics.

Lub ntsiab lub hom phiaj caum tshwj xeeb kev tshawb xav ntawm Relativity - yog txhim kho software lub kev sib raug zoo ntawm qhov chaw thiab lub sij hawm. Qhov no zoo heev simplifies qhov kev nkag siab ntawm tag nrho lub ntiaj teb no thiaj nyob rau hauv particular thiab nyob rau hauv feem ntau. Lub postulates tshwj xeeb Relativity kev tshawb xav tso cai rau peb kom peb to taub ntau phenomena: txo ntawm lub caij thiab ntev thaum tsiv lub cev hnyav nce ntawm tus nqi ntawm nce (loj kho raws), cov tsis muaj kev sib txuas lus nruab nrab ntawm cov ntau yam txheej xwm noj qhov chaw nyob rau hauv ib qho instant (yog hais tias lawv muaj nyob rau hauv ib tug txawv kiag li cov ntsiab lus ntawm qhov chaw-lub sij hawm pab). Tag nrho cov no, nws piav txog tias lub siab tshaj plaws ceev ntawm hais tawm ntawm tej teeb liab nyob rau hauv lub qab ntuj khwb tsis pub tshaj cov kev ceev ntawm lub zog ntawm lub teeb nyob rau hauv lub tshuab nqus tsev.

Tshwj xeeb Relativity txiav txim tias qhov loj ntawm lub photon yog nyob rau hauv ib lub xeev ntawm so yog zero, uas txhais tau tias tej yam sab nraud observer yuav tsis ntes tau mus nrog cov photon nyob rau hauv lub FTL thiab muaj lub cib fim los mus txav nrog nws. Li no, tus tshaj tawm ntawm lub teeb yog ib tug meej tus nqi thiab tsis amenable mus tau ntawm nws khiav nrawm.

Albert Einstein muab ib tug tshiab zoo dhia nyob rau hauv txoj kev loj hlob ntawm lub cev science nyob rau hauv lub ntiaj teb no, thiab lub scale ntawm lub ntug.

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