Kufamba kwakafanana kwemutsetse

Tsanangudzo yekufamba kwakafanana kwemutsara

Chinhu chinosangana nekufamba kwakafanana kana kumhanya kwechinhu kwacho kuri kwakafanana. Kumhanya kunosanganisira hukuru negwara rekumhanya. Kutungamira kwekukurumidza = gwara rekutama = gwara rekufamba. Kutungamira kwekukurumidza kwechinhu chakafanana = gwara rekufamba kwechinhu chakafanana, kana gwara rekufamba kwechinhu chakasimba = chinhu chiri kufamba chakatwasuka. Kukura kwekukurumidza kana kumhanya kwakafanana = kumhanya kunogara kwakafanana nguva dzese.

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Kufamba kwemutsetse kusingaenzaniswi

Tsanangudzo yekufamba kwemutsara kusingaenzaniswi

Kufamba kwemutsetse kusina kufanana kufamba kwekukurumidza nguva dzose. Nemamwe mashoko, kufamba kwemutsetse kusina kufanana = kufamba nekuwedzera kwekumhanya nguva dzose uye gwara rekumhanya nguva dzose. Kutungamira kwekumhanya nguva dzose = gwara rekumhanya nguva dzose = gwara rekumhanya nguva dzose = gwara rekutama nguva dzose = gwara rekutama nguva dzose = gwara rekufamba nguva dzose = gwara rekufamba nguva dzose = gwara rekufamba nguva dzose = chinhu chinofamba mumutsara wakatwasuka. Kukura kwekumhanya nguva dzose zvinoreva kuti hukuru hwekumhanya kana kumhanya hunowedzera nguva dzose.

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Kufamba kwemahara kwekudonha

Chinyorwa pamusoro pekufamba kweFree fall

Muhupenyu hwezuva nezuva, tinowanzoona zvinhu zvinofamba-famba nemuchero uchidonha kubva pamuti, kufamba kwezvinhu zvinodonha kana kudonha kubva pakakwirira. Sei zvinhu zvichifamba-famba nemuchero uchidonha? Kana zvikaonekwa pakareko, chinhu chinowira nekudonha sekunge chine kumhanya kwakatarwa, kana kuti nemamwe mazwi chinhu hachikurumidzi. Chokwadi chekuti zvinoitika, chinhu chega chega chinowira chinowana kukurumidza nguva dzose. Chikonzero ichi chinokonzera kufamba-famba kwemuchero uchidonha, kusanganisira muenzaniso wekufamba kusingaenzaniswi kwemutsetse. Ungaratidza sei kuti zvinhu zvinowira nekudonha zvichiwana kukurumidza nguva dzose kana kuti kumhanya kwacho kunowedzera?

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Uniform denderedzwa kufamba

Chinyorwa pamusoro pekufamba kwedenderedzwa kweyunifomu

Muhupenyu hwezuva nezuva, tinowanzo sangana nezvinhu zvinofamba nedenderedzwa rakafanana. Muenzaniso wechinhu chinofamba nedenderedzwa rakafanana itsono yechipiri, tsono yemaminitsi, uye tsono yewachi iri pawachi yeanalog. Tsono yechipiri inogara ichitenderera nekona ye360 o kwemasekonzi makumi matanhatu (miniti imwe) kana kutenderera nekona ye6 o kwesekondi imwe. Tsono yemaminitsi inogara ichitenderera nekona ye360 o kwemaminetsi makumi matanhatu (awa imwe) kana kutenderera nekona ye6 o kweminiti imwe. Tsono yeawa inogara ichitenderera 360 o kwemaawa makumi maviri nemana (zuva rimwe). Kana chinhu chichifamba nedenderedzwa rakajairwa senge tsono yechipiri, tsono yemaminitsi, kana tsono yewachi, zvinhu zvinonzi zviri kuita denderedzwa. Ungafunga here mienzaniso yezvinhu zvinofamba nedenderedzwa?

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Huwandu hwefizikisi mukufamba kwedenderedzwa

Huwandu hwefizikisi mukufamba kwedenderedzwa hunosanganisira kutama kwe angular, kumhanya kwe angular, uye kukurumidza kwe angular.

1. Kutama kwekona (θ)

Kufamba kwedenderedzwa kunonzi kufamba kwekona. Kufamba kwekona kusanganisira huwandu hwevector, saka, kune hukuru uye gwara. Kufamba kwekona kunowanzo ratidzwa nenzira yewachi (kutenderera kwewachi kana kurwisana newachi).

Huwandu hwefizikisi mukufamba kwedenderedzwa 1Kune mayuniti matatu ekuchinja kwekona. Chekutanga, dhigirii (o). Denderedzwa rimwe chete redenderedzwa rakaenzana ne360oChechipiri, kutenderera. Denderedzwa rimwe chete redenderedzwa rakaenzana nedenderedzwa rimwe chete. Chechitatu, ma radians. Tarisa mufananidzo uri pazasi. Kana chinhu chichifamba mudenderedzwa, r = radius yedenderedzwa, x = kureba kwenzira yakatenderera iyo chinhu chinodarika = denderedzwa redenderedzwa.

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projectile-motion

Chinyorwa pamusoro pemafambiro eProjectile nematambudziko emuenzaniso nemhinduro

Kumhanya kwekutanga (v)o) uye chikamu chekukurumidza kwekutanga (vox uye voy)

Chinhu chine mafambiro eparabolic anogara aine kumhanya kwekutanga. Nekuti kufamba kweparabolic kusanganiswa kwemafambiro munzira dzakatwasuka nedzakatwasuka, kumhanya kwekutanga kunewo zvikamu zvakatwasuka nedzakatwasuka.

Kufamba kwezviratidziro 1

Kana chinhu chikafamba nenzira yekufananidzira sezviri muMifananidzo 1 ne3, ipapo kumhanya kwekutanga munzira yakatwasuka (v ox ) uye kumhanya kwekutanga munzira yakatwasuka (v oy ) zvinoverengerwa uchishandisa equation:

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Mutemo waNewton wekufamba

Nyaya pamusoro pemutemo waNewton wekufamba

1. Tsanangudzo yesimba

Simba chinhu chinoita kuti zvinhu zvikurumidze. Nemamwe mashoko, simba chinhu chinofamba, chinomisa, kana kuchinja mafambiro echinhu. Simba inhamba yevector, uye nekudaro, ine hukuru negwara. Chiratidzo chesimba ndiF (Simba). F chiratidzo chesimba. Kune mhando dzakasiyana dzesimba uye haasi masimba ese ane chiratidzo F. Chiyuniti chesystem yepasi rose ikg m/s2 aka Newton.

2. Tsanangudzo yesimba remagetsi

Simba rinobuda (ΣF) ndiro huwandu hwemasimba ese anoshanda pachinhu. Simba ihuwandu hwevector, saka simba rose rinoverengerwa zvichibva pamutemo wekuwedzera vector.

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Simba rekukakavadzana

1. Tsanangudzo yesimba rekukweshana

Kukweshana kunoshanda pakati pezvinhu zvinobatana. Munyaya iyi, simba rekukweshana radzidzwa rine chekuita nesimba rekukweshana rinoshanda pakati penzvimbo mbiri dzemuviri dzakasimba dzinobatana. Zvakadai sekukweshana pakati pehwaro hwedanda nepasi, kukweshana pakati pehwaro hweshangu nepasi, kukweshana pakati pemavhiri emotokari nepamusoro pemugwagwa.

Simba rekukweshana rinoshanda nguva dzose pamusoro pezvinhu zvakasimba zvinobatana, kunyangwe zvinhu zvacho zvakatsetseka. Kunyangwe nzvimbo dzakatsetseka dzakanyatsoomarara pachiyero chidiki. Kana chinhu chichifamba, mitsetse iyi midiki inokanganisa kufamba. Padanho reatomu, kubuda pamusoro kunoita kuti maatomu ave pedyo zvikuru nedzimwe nzvimbo, zvekuti masimba emagetsi ari pakati peatomu anogona kuumba zvisungo zvemakemikari, sekubatana pakati penzvimbo mbiri dzechinhu chinofamba. Kana chinhu chichifamba, semuenzaniso paunosundira bhuku pamusoro petafura, kufamba kwebhuku kunosangana nezvipingamupinyi uye pakupedzisira kunomira. Izvi zvinokonzerwa nekuumbwa nekusunungurwa kwechisungo.

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Mutemo waNewton wesimba rinokwevera pasi rose

Chinyorwa pamusoro pemutemo waNewton wesimba rinokwevera pasi rose

Munyaya yemutemo waNewton, zvakadzidzwa kuti chinhu chega chega chinotanga kuzorora chinova kufamba, kana chero chinhu chinotanga kufamba chinova kuzorora kana paine "chimwe chinhu" chinofamba kana kumisa chinhu. Chimwe chinhu chinonzi "simba". Sei muchero uchidonha kana kufamba uchienda pamusoro penyika mushure mekunge waburitswa kubva padzinde? Mutemo waNewton unoti kana muchero uchifamba, panofanira kunge paine simba rinobata muchero. Simba rinoita kuti muchero kana chero chinhu chiwire pamusoro penyika rinonzi simba rekukwevera pasi.

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Simba regiravhiti uye simba regiravhiti

Chinyorwa pamusoro pemunda weGravitational uye simba remunda wegravitational

Kana ukasunda bhuku pamusoro petafura kusvika bhuku rafamba, ruoko rwako runobata bhuku. Saizvozvowo, kana ukasunga chinhu netambo, wobva wachidhonza kusvika chafamba, ruoko rwako rwobata tambo, tambo yacho yobata chinhu chacho. Muchiitiko ichi, simba rekusunda, simba rekudhonza, simba rekumanikidza retambo, uye masimba akadai anonzi masimba ekubata kana kuti masimba ekubata. Simba repasi rinokwevera muchero unowira pamusoro penyika. Kana kuti, simba repasi rinokwevera mwedzi rinokwevera mwedzi kutenderera kwenyika rinoitika pasina kubata pakati penyika nemuchero nemwedzi.

Saka, masimba ekukwevera pasi kana masimba akadai anonzi masimba asingabate. Michero ingadonha sei uye mwedzi "ungadonhe" uchienda pasi pasina kubata pakati penyika nemuchero nemwedzi? Masayendisiti, kusanganisira Newton , vakaona zvakaoma kufungidzira pfungwa yesimba risingabate. Kuti tifungidzire zviri nyore uye tinzwisise pfungwa yesimba risingabate, pfungwa yemunda inosimudzirwa.

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