2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Txoj kev daws teeb meem. Kev soj ntsuam: Hysteresis poob yog ncaj qha proportional rau qhov zaus ntawm daim teb, sib nqus flux siv, thiab ntim ntawm cov khoom. Hysteresis poob tsis nyob ntawm Neel qhov kub.
Yam dab tsi cuam tshuam rau hysteresis poob?
Hysteresis poob yog tshwm sim los ntawm cov hlau nplaum thiab demagnetization ntawm cov tub ntxhais uas tam sim no ntws mus rau pem hauv ntej thiab thim rov qab. Raws li lub zog magnetizing (tam sim no) nce, qhov sib nqus flux nce.
Hysteresis nyob ntawm dab tsi?
Hysteresis yog kev vam khom ntawm lub xeev ntawm qhov system ntawm nws keeb kwm. Piv txwv li, ib lub hlau nplaum yuav muaj ntau tshaj ib lub sij hawm sib nqus nyob rau hauv ib qho chaw sib nqus, nyob ntawm seb qhov chaw hloov pauv li cas yav dhau los.
Dab tsi yog qhov cuam tshuam ntawm qhov poob tam sim no nyob ntawm?
Yog li peb pom eddy tam sim no poob ib chav tsev ntim ntawm cov khoom ncaj qha nyob ntawm lub square ntawm zaus, flux ceev thiab thickness ntawm phaj. Tsis tas li ntawd nws yog inversely proportional rau lub resistivity ntawm cov khoom. Lub hauv paus ntawm cov khoom siv yog tsim los siv cov phaj nyias hu ua laminations.
Hysteresis poob nyob ntawm qhov zaus li cas?
Hysteresis poob yuav nce nrog zaus, thiab lawv yog cov khoom loj tshaj plaws hauv cov ntaub ntawv uas muaj kev rov zoo siab. Cov ntaub ntawv no, ib zaug magnetized, zoo li khaws lawv cov hlau nplaum. Nwsxav tau lub zog ntau dua los demagnetize lawv dua li cov uas tsis tshua muaj retentivity.
Pom zoo:
Puas yog cov dab dab dab dab dab dab dab dab dab dab dab dab?
Myth: Ib tug dab tshos tsis yog neeg ncaj ncees yog tiasnws haum yog. Fact: Tu siab, qhov no yog ib lo lus tsis tseeb uas tau raug perpetuated los ntawm aversive trainers. Txawm hais tias haum rau lub caj dab kom zoo khawb rau hauv cov tawv nqaij rhiab nyob ib ncig ntawm lub caj dab, uas ua rau muaj kev puas tsuaj loj rau cov thyroid, esophagus, thiab trachea.
Ntawm yam dab tsi ntawm kev tsim cov tshuaj electrovalent nyob ntawm?
Nqe Lus Nug 3: Dab tsi ntawm qhov tsim ntawm cov khoom siv electrovalent nyob ntawm? Teb: Qhov tsim ntawm ib qho ionic compound nyob ntawm cov hauv qab no: (i) Tsawg ionisation zog: Tsawg dua yog lub zog ionisation ntawm ib lub atom, ntau dua yuav yog nws nyiam tsim cation los ntawm kev poob.
Dab tsi yog kev xav ntawm autonomists dab tsi yog qhov kev xav ntawm kev zoo nkauj ntawm kev coj ncaj ncees?
Kev lig kev cai, muaj ob txoj haujlwm tawm tsam kev xav txog kev coj ua raws li kev cai lij choj ntawm kev ntsuas kev ncaj ncees ntawm kev kos duab: 'kev coj ncaj ncees kev ncaj ncees Ethics lossis kev coj ncaj ncees yog ib ceg ntawm kev xav uas "
Dab tsi yog tej yam poob los ntawm chinua achebe txog?
Zaj dab neeg tshiab Lub neej ntawm Okonkwo, tus thawj coj ntawm lub zej zog Igbo, los ntawm cov xwm txheej ua rau nws raug tshem tawm ntawm zej zog rau kev ua phem tua ib pawg neeg, dhau los ntawm xya xyoo ntawm nws raug ntiab tawm, rau nws rov qab los, thiab nws hais txog qhov teeb meem tshwj xeeb ntawm Africa tshwm sim-kev cuam tshuam hauv 1890s ntawm … Lub ntsiab lus tseem ceeb ntawm Yam Kev Sib Raug Zoo yog dab tsi?
Dab tsi yog qhov xav tau ntawm ib yam dab tsi daig hauv caj pas?
Kev nkag siab tsis tu ncua uas qee yam nyob hauv caj pas hu ua globus pharyngeus, lossis globus sensation. Globus pharyngeus tsis cuam tshuam nrog nqos lossis ua pa, tab sis nws tuaj yeem ua rau ntxhov siab heev. Yuav ua li cas kom tshem tau qhov kev xav ntawm ib yam dab tsi daig hauv koj caj pas?
