Cov txheej txheem:
- Qhov twg ntawm hom twg yog qhov tseem ceeb hauv lub voj voos xwm txheej Mcq?
- Yuav ua li cas yog hom dominant nyob rau hauv daim duab waveguide Vim li cas?
- Yuav ua li cas hauv qab no yog hom tseem ceeb tshaj plaws rau lub voj voos xwm txheej?
- Puas te00 hom muaj nyob rau hauv daim duab plaub?
Video: Qhov twg yog hom tseem ceeb hauv cov duab plaub?
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
hom kev tshaj tawm nrog qhov tsawg tshaj plaws txiav tawm yog hu ua hom tseem ceeb. TE10 yog hom tseem ceeb hauv lub voj voos xwm txheej.
Qhov twg ntawm hom twg yog qhov tseem ceeb hauv lub voj voos xwm txheej Mcq?
hom tseem ceeb nyob rau hauv daim duab plaub waveguide yog
'm' thiab 'n' sawv cev rau hom ua tau. Rau lub voj voos xwm txheej nrog b > a, TE01 yuav yog hom tseem ceeb nrog qhov tsawg tshaj plaws txiav tawm zaus.
Yuav ua li cas yog hom dominant nyob rau hauv daim duab waveguide Vim li cas?
Plag: TE10 yog hom tseem ceeb hauv daim duab plaub. Qhov no yog vim nws muab qhov tsawg kawg nkaus txiav tawm zaus uas yuav tsum tau muaj rau kev sib kis.
Yuav ua li cas hauv qab no yog hom tseem ceeb tshaj plaws rau lub voj voos xwm txheej?
hom tseem ceeb hauv lub voj voos xwm txheej yog
hom tseem ceeb hauv ib qho kev waveguide yog hom muaj qhov tsawg tshaj plaws txiav tawm zaus 'm' thiab 'n ' sawv cev rau cov qauv ua tau. Rau lub voj voos xwm txheej nrog b > a, TE01 yuav yog hom tseem ceeb nrog qhov tsawg tshaj plaws txiav tawm zaus.
Puas te00 hom muaj nyob rau hauv daim duab plaub?
TE Modes in Rectangular Waveguide
TE00 hom: m=0, n=1 Nws tsis tuaj yeem muaj , raws li tag nrho cov teb Cheebtsam vanishes. TE01 hom: m=0, n=1 Ey=0, Hx=0 thiab E xHy muaj.
Pom zoo:
Qhov twg hauv qab no tsis yog hom ntaub ntawv tseem ceeb?
String tsis yog hom ntaub ntawv tseem ceeb hauv C ++. Yam tseem ceeb hauv C ++ tau muab faib ua peb pawg: ib qho, ntab taw tes, thiab tsis muaj dab tsi. Integral types Integral types Ib tus lej luv tuaj yeem sawv cev rau tus lej tag nrho uas yuav siv sijhawm tsawg dua, thaum muaj ntau yam me me, piv nrog tus lej lej ntawm tib lub tshuab.
Puas yog txhua plaub plaub plaub plaub plaub fab?
Ib daim duab plaub yog ib qho parallelogram nrog plaub lub kaum sab xis, yog li tag nrho cov duab plaub yog kuj parallelograms thiab quadrilaterals. Ntawm qhov tod tes, tsis yog txhua qhov quadrilaterals thiab parallelograms yog cov duab plaub.
Qhov twg yog qhov mob thiab qhov twg yog qhov ceeb?
Panic (lub suab los ntawm Matt Frewer) yog lub ntsej muag ntsuab-xiav nrog lub cev ntev. Thaum nws yog me ntsis cunning dua Pain, nws paranoia txhais tau hais tias nws yog heev ceev faj thiab ntau cynical nyob rau hauv lub sij hawm, yog li nws tej zaum yuav ntse dua ib tug ntawm ob.
Vim li cas qhov tseem ceeb yog qhov tseem ceeb?
Nws yuav tsum muaj lub zog lub cev thiab lub siab lub ntsws. Qhov tseem ceeb yog qhov tseem ceeb uas tso cai rau koj mus txuas ntxiv thiab ua lub neej zoo. Hauv qhov tseem ceeb, qhov tseem ceeb txhais tau hais tias muaj zog, noj qab nyob zoo, thiab muaj txiaj ntsig zoo.
Puas yog daim duab uas tsis yog sawv cev zoo ib yam nrog cov duab kos duab?
kos duab kos duab ib txwm txuas nrog qee yam pom los ntawmlub ntiaj teb tiag. … Kev kos duab uas tsis yog sawv cev tsuas yog piav txog cov duab, xim, kab, thiab lwm yam, tab sis kuj tseem tuaj yeem nthuav tawm yam uas tsis pom tau - kev xav lossis kev xav piv txwv .
