Cov txheej txheem:
- Dab tsi yog qhov zoo ntawm kev siv cov kev tswj xyuas dav dav?
- Ntau npaum li cas cov kev tswj hwm dav dav hauv cov pendulum yooj yim uas piav qhia cov lus tsa suab?
- Dab tsi yog qhov txawv ntawm kev tswj hwm dav dav thiab Cartesian kev tswj hwm?
- Dab tsi yog tus naj npawb ntawm cov kev tswj xyuas dav dav uas yuav tsum tau ua kom paub meej qhov kev teeb tsa ntawm lub cev nruj Vim li cas?
![Cov kev tswj xyuas dav dav nyob ntawm ib leeg? Cov kev tswj xyuas dav dav nyob ntawm ib leeg?](https://i.boatexistence.com/preview/questions/18759397-do-generalized-coordinates-depend-on-each-other-j.webp)
Video: Cov kev tswj xyuas dav dav nyob ntawm ib leeg?
![Video: Cov kev tswj xyuas dav dav nyob ntawm ib leeg? Video: Cov kev tswj xyuas dav dav nyob ntawm ib leeg?](https://i.ytimg.com/vi/_77wX9exrAA/hqdefault.jpg)
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
Lawv txhua tus muaj kev ywj pheej ntawm ib leeg, thiab txhua lub sijhawm. Geometrically lawv tuaj yeem ua ntev raws cov kab ncaj, lossis arc lengths raws curves, lossis cov ces kaum; tsis tas Cartesian kev tswj xyuas lossis lwm yam kev tswj hwm tus qauv.
Dab tsi yog qhov zoo ntawm kev siv cov kev tswj xyuas dav dav?
Qhov txiaj ntsig tseem ceeb ntawm kev siv cov kev tswj hwm dav dav yog qhov lawv tuaj yeem xaiv los ua qhov txuas mus rau qhov sib txuam quab yuam, thiab yog li ntawd lub zog tshwj xeeb tsis ua haujlwm rau kev txav mus los. generalized coordinate.
Ntau npaum li cas cov kev tswj hwm dav dav hauv cov pendulum yooj yim uas piav qhia cov lus tsa suab?
Muaj ob txoj haujlwm dav dav koj thiab θ txhawm rau txheeb xyuas qhov ua tiav ntawm qhov system.
Dab tsi yog qhov txawv ntawm kev tswj hwm dav dav thiab Cartesian kev tswj hwm?
Feem ntau, koj pib nrog Cartesian kev tswj hwm. Cov no yog (x, y, z) kev sib koom tes uas koj kawm txog hauv tsev kawm theem siab. Generalized (los yog curvilinear) kev tswj xyuas yog lwm tus lej tripletsuas piav qhia qhov chaw tib yam, xws li cov kab sib txuas lossis cylindrical.
Dab tsi yog tus naj npawb ntawm cov kev tswj xyuas dav dav uas yuav tsum tau ua kom paub meej qhov kev teeb tsa ntawm lub cev nruj Vim li cas?
Qhov chaw ntawm txhua qhov chaw ruaj khov hauv lub cev, xws li qhov nruab nrab ntawm pawg, tuaj yeem teev los ntawm pebkev sib koom ua ke cartesian dav dav nrog kev hwm rau tus ncej.
Pom zoo:
Cov leeg twg yog cov leeg ntawm ko taw?
![Cov leeg twg yog cov leeg ntawm ko taw? Cov leeg twg yog cov leeg ntawm ko taw?](https://i.boatexistence.com/preview/questions/18686412-which-muscle-is-the-evertors-of-the-foot-j.webp)
Cov ntawv qhia txog lub cev feem ntau piav txog peb cov leeg ua ko taw evertors: fibularis longus fibularis longus Nyob rau hauv tib neeg lub cev, lub peroneus longus (tseem hu ua fibularis longus) yog cov leeg nqaij sab hauv ntawm sab nraub qaum ntawm ceg, thiab ua rau evert thiab plantarflex lub pob taws.
Cov thawj tswj hwm twg nyob hauv cov thawj tswj hwm?
![Cov thawj tswj hwm twg nyob hauv cov thawj tswj hwm? Cov thawj tswj hwm twg nyob hauv cov thawj tswj hwm?](https://i.boatexistence.com/preview/questions/18702744-which-presidents-are-in-the-hall-of-presidents-j.webp)
Lub tsev nyob hauv ib lub tsev zoo li Philadelphia Txoj Kev ywj pheej Hall, qhov kev nyiam tam sim no muaj cov yeeb yaj kiab luv luv piav qhia txog keeb kwm ntawm ntau tus thawj tswj hwm Asmeskas, tshwj xeeb George Washington, Andrew Jackson, Abraham Lincoln, Theodore Roosevelt, Franklin D.
Marcoux qhov kev txhawj xeeb dab tsi txog kev tswj xyuas kev lav phib xaub?
![Marcoux qhov kev txhawj xeeb dab tsi txog kev tswj xyuas kev lav phib xaub? Marcoux qhov kev txhawj xeeb dab tsi txog kev tswj xyuas kev lav phib xaub?](https://i.boatexistence.com/preview/questions/18703863-what-is-marcouxs-concern-about-managerial-accountability-j.webp)
Marcoux qhov kev txhawj xeeb yog dab tsi txog "kev tswj hwm kev tswj hwm"? Tus thawj tswj hwm uas yuav tsum txiav txim siab txhua tus muaj feem cuam tshuam tuaj yeem zais tus cwj pwm ua tus kheej . kev sib cav polestar yog dab tsi?
Dab tsi ntawm cov hauv qab no yog qhov dav dav ntawm kev sib cuam tshuam ntawm cov nroj tsuag-pollinator?
![Dab tsi ntawm cov hauv qab no yog qhov dav dav ntawm kev sib cuam tshuam ntawm cov nroj tsuag-pollinator? Dab tsi ntawm cov hauv qab no yog qhov dav dav ntawm kev sib cuam tshuam ntawm cov nroj tsuag-pollinator?](https://i.boatexistence.com/preview/questions/18727064-which-of-the-following-is-a-general-nature-of-plant-pollinator-interactions-j.webp)
Teb yog A. Tight one to one co-evolutionary partnership. Cog pollinator kev sib cuam tshuam tau pab ob qho tib si pollinator thiab cov nroj tsuag hloov kho lawv lub cev yam ntxwv kom lawv tuaj yeem cuam tshuam tau zoo los txhawb kev tshwj xeeb ntawm lawv cov kev sib cuam tshuam .
Leej twg tseem ceeb xaiv tus thawj tswj hwm hauv kev tswj hwm tus thawj tswj hwm?
![Leej twg tseem ceeb xaiv tus thawj tswj hwm hauv kev tswj hwm tus thawj tswj hwm? Leej twg tseem ceeb xaiv tus thawj tswj hwm hauv kev tswj hwm tus thawj tswj hwm?](https://i.boatexistence.com/preview/questions/18769176-who-essentially-elects-the-president-in-a-presidential-democracy-j.webp)
Cov neeg txhawb nqa feem ntau thov plaub qhov txiaj ntsig zoo rau kev xaiv tsa thawj tswj hwm: kev xaiv tsa ncaj qha - hauv kev xaiv nom tswv, tus thawj tswj hwm feem ntau raug xaiv ncaj qha los ntawm cov neeg. Qhov no ua rau tus thawj tswj hwm lub hwj chim tshwm sim rau qee qhov ua tau raug cai ntau dua li tus thawj coj tau xaiv tsis ncaj.