Inotungamirwa, Secondary dzidzo uye zvikoro
Basic Dzidziso kinematics uye mukana wokuti vanhu vanga
Chii chinonyanya Dzidziso kinematics? Chii izvi nokuti sayenzi kudzidza chii iye achiita? Nhasi tichataura pamusoro chii kinematics iyo inokosha Dzidziso kinematics kutora nzvimbo mabasa uye kuti dzinorevei. Uyezve, isu nezvazvo tsika, izvo kazhinji kugadzirisa.
Kinematics. Basic Pfungwa uye tsanangudzo
Chokutanga, ngatimbotaura chii. Imwe nzvimbo dzakawanda kudzidza pamusoro wefizikisi paboka chikoro ari makanika. Her kuti kuva isingagari samolecular wefizikisi, magetsi, optics nevamwe zvikamu, akadai, somuenzaniso, zvenyukireya uye mabhomba wefizikisi. Asi ngatitorei kunyatsoongorora pamwe hurongwa. Izvi davi wefizikisi anobata adzidze zvokuimba inofamba miviri. Uine vamwe mapatani uye aidzidza nzira yayo.
Kinematics sorutivi hurongwa
The yokupedzisira rakakamurwa kuva zvikamu zvitatu: kinematics, simba uye statics. Izvi podnauki matatu kana vanogona kunzi, muri zvimwe. Somuenzaniso, imwe kunofambira mberi pakudzidza mutemo zvakanyatsoenzana ose zvemaziso gadziriro. Pakarepo anouya tifunge kuwadzana nembiya pachikero. Dynamics kudzidza mitemo inofamba miviri, asi panguva imwe chete inotiratidza nemauto kuita pamusoro pavo. Asi kinematics muzvirongwa chete, chete dzemaitirwe simba hazvigamuchirwi. Naizvozvo asina kufungwa iri matambudziko uye vazhinji kwazvo kwemiviri.
Basic Dzidziso kinematics. zvokuimba mufambo
Nyaya nesayenzi iyi ndiyo zvinhu pfungwa. Zvinonzwisiswa kuva muviri, kukura iyo, ichienzaniswa imwe zvokuimba gadziriro anogona kuregeredzwa. Izvi zvinonzi idealized muviri, akafanana dzakanakira gasi, riri munyaya Chikamu Molecular Physics. Kazhinji, pfungwa zvinhu pfungwa, zvose hurongwa zvavo, uyewo kinematics, zvikurukuru, inoita basa rinokosha. Kakawanda unoonekwa anonzi mberi kufamba.
Izvi zvinorevei uye sei kuva?
Kazhinji, sangano rakakamurwa rotational uye translational. Basic Dzidziso kinematics mberi kwebasa Anonyanyowanika chokuita netsika inoshandiswa Masvomhu. Pavari ichakurukurwa kwapera asi ikozvino ngatidzokerei kuna mhando kufamba. Zviri pachena, kana tiri kutaura pamusoro muhombe, muviri kwaanoda. Nokudaro, reciprocating kufamba muviri achapiwa anotaurwa ndege kana linearly.
The yokungotaura hwaro nekugadzirisa matambudziko
Kinematics, dzinokosha pfungwa uye Masvomhu kuti funga zvino ane vakawanda mabasa. Izvi zvinoitwa senguva combinatorics. Imwe nzira siyana pano - kuchinja zvisingazivikanwi ezvinhu. Dambudziko chete inogona kumiririrwa nenzira yakasiyana, nokungoita kuchinja ayo chinangwa mhinduro. Unoda kuwana kure, kumhanya, nguva, kumhanyisa. Sezvaunogona kuona, zvokusarudza gungwa rose. Kana mamiriro ezvinhu vari pano kubatanidza vakasununguka kuwa, kukura kwebasa rinongova sanzwisisika.
Values uye Masvomhu
Chokutanga, tinofanira kuita kuchengetedza. Sezvo chikazozikamwa, mutengo anogona kuva Dual hunhu. Kudivi rimwe, mumwe ukoshi anogona aenzane imwe nhamba ukoshi. Asi Ukuwo, ringave uye nhungamiro kupararira. Somuenzaniso, imwe chinozunguzirwa. In optics, tatarisana izwi akadai wavelength. Asi kana pane coherent chiedza tsime (zvakafanana Laser), isu kubata mune danda kubva ndege-inobudisa mafungu. Saka, wave kuda kukodzera kwete chete kusanganiswa ukoshi ichiratidza kureba kwayo, asi uyewo zvakafanorongwa kutungamirirwa kupararira.
A muenzaniso chaiwo
Muzviitiko zvakadaro ndiwo ringanidzo mune hurongwa. Toti, tine rinopfungaira pengoro. By yezvakaita inofamba Vector, tinogona kuona hunhu waro kumhanya uye kumhanyisa. Ita izvozvo mushanduro (somuenzaniso, pamusoro uriri kumeso) ndiyo zvishoma kuoma, saka isu funga zviitiko zviviri: apo motokari akapeta uye kana akakungurutsa pasi.
Saka, fungidzira kuti murori aienda imwe diki materu. Muchiitiko chino, zvichaitwa seiyi, kana isina akaita pamusoro maererano nechitarisiko nemauto. Asi, zvinopesana neizvi ezvinhu, kureva, kana trolley rwuchipeterwa kubva pamusoro pasi, zvichava mhanyisa. Nokukurumidza mune nyaya mbiri inoendeswa apo chinhu ichifamba. Izvi zvinofanira kuita kuti ive mutemo. Asi kumhanyisa anogona kuchinja vector. Kana decelerating nayo chinotungamirwa mu negwara kusvika velocity vector. Izvi rinotsanangura slowdown. Kumwe cheni nomufungo zvinogona kushandiswa ezvinhu wechipiri.
The yasara zvakawanda
Zvatichangobva aitaura pamusoro kuti kinematics ushande kwete chete scalar tsika, asiwo vector. Zvino isu kutora rimwe danho. Kuwedzera nokukurumidza uye kumhanyisa chemhinduro matambudziko vaishandisa zvinhu zvakadai kure uye nguva. Nenzira, nokukurumidza rakakamurwa zvepuraimari uye pakarepo. Wokutanga wavo nyaya chaiye wechipiri. Nguva imwe nokukurumidza - ndiwo kumhanya zvinogona kuwanikwa chero kupiwa nguva. On kwokutanga zvimwe zvose pachena.
basa
Chikamu chakakura dzidziso kwave akadzidza kare chakapfuura ndima. Zvino iwe chete kupa inokosha payakavakirwa. Asi tichaita kunyange nani: regai chete kutarisa nzira, asi anoshandawo kuti kugadzirisa dambudziko, kuti pakupedzisira kusimbisa ruzivo rwavo. Munguva kinematics akashandisa mamwe Masvomhu, izvo zvabatanidzwa anogona kuzadzisa zvose kuti unofanira kugadzirisa. Heino dambudziko vaviri ezvinhu kuitira kuti tinzwisise izvi zvakazara.
Nyanzvi yokuchovha bhasikoro DZEMUNHU DZINODZORA pashure patambo. Kumisa nayo akamutora kwemasekonzi mashanu. Tsvaka sei mabhureki pamwe kumhanyisa uye braking madaro wakange kuenda kuburikidza. Braking kure ndiko Linear, finite kukurumidza kutora razero. Panguva nguva patambo nokukurumidza yakanga 4 metres por wechipiri.
Kutaura zvazviri, dambudziko iri kunakidza chaizvo uye hakusi nyore sezvo zvingaita sokuti pakutanga kuaona. Kana tikaedza kutora kure ari kinematics iri nzira (S = Vot + (-) (pa ^ 2/2)), hapana hatingagari, nekuti tine mukana wokuti vanhu vanga vane variables maviri. Tingaita sei iyi? Tinogona kuenda nenzira mbiri: kutanga ngaaverenge kumhanyisa kuburikidza dzinomiririra humboo kupinda nzira V = Võ - panguva kana kutaura kunze kumhanyisa uye kutsiva nayo kure fomura. Ngativerengei kushandisa nzira yokutanga.
Saka, chokupedzisira velocity ndiyo razero. Elementary - 4 metres por wechipiri. By tama nhengo tsika iri kuruboshwe uye zasi mukana wokuti vanhu vanga kumhanyisa kuzadzisa mashoko. Hezvinoi: a = Võ / t. Saka, zvichaita akaenzana 0,8 metres muzana wechipiri akaenzana, uye achatakura inhibitory zvakasikwa.
Endai fomura marefu. Zvinongoreva mamwewo mashoko. Tinogamuchira mhinduro: kumbomira daro 10 mamita.
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