Mphamvu Yabwinobwino: Mafomula, Kuwerengera ndi Zochita

Zosintha zomaliza: 29/06/2023
Wolemba: Sebastian Vidal

Chiyambi:

M'munda wa physics, mphamvu yachibadwa imakhala ndi gawo lofunika kwambiri, kutanthauzira ndi kuwerengera komwe kuli kofunikira kumvetsetsa khalidwe la zinthu zomwe zimagwirizana ndi pamwamba. Kuti mumvetse bwino kukula kwake, ndikofunikira kumvetsetsa mfundo ndi njira zomwe zimayendera mawerengedwe ake komanso momwe zimakhudzira machitidwe a thupi. Mu pepala loyera ili, tifufuza mwatsatanetsatane mphamvu yodziwika bwino, ndondomeko yake ndi zochitika zosiyanasiyana zomwe zimagwiritsidwa ntchito, komanso zochitika zothandiza kuti zitsimikizire kumvetsetsa kwake ndikugwiritsa ntchito. Lowani nafe pakuwunika kwaukadaulo uku kwamphamvu kwanthawi zonse: mafomula, mawerengedwe ndi masewera olimbitsa thupi!

1. Chiyambi cha mphamvu yabwinobwino komanso kufunika kwake mufizikiki

Mphamvu yokhazikika ndi lingaliro lofunikira mufizikiki zomwe zimagwiritsidwa ntchito kufotokoza kuyanjana cha chinthu ndi pamwamba. Imatanthauzidwa ngati mphamvu yomwe pamwamba imagwiritsa ntchito pa chinthu kuti ithane ndi kulemera kwake kapena mphamvu ina iliyonse yakunja yomwe ikuchitapo kanthu panjira yopita kumtunda. Mphamvu yabwinobwino ndiyofunikira kwambiri pakuthana ndi zovuta zakuthupi chifukwa imatilola kumvetsetsa momwe zinthu zimagwirira ntchito ndi chilengedwe komanso momwe zimakhalira pamtunda.

Kuti mumvetse bwino lingaliro la mphamvu yachibadwa, ndikofunika kukumbukira kuti zimangogwira ntchito pamene chinthucho chikukhudzana ndi pamwamba. Mphamvu yachibadwa nthawi zonse imagwira ntchito molunjika kumalo okhudzana ndi kukhudzana ndi kukula kwake ndi kofanana koma mosiyana ndi mphamvu yomwe chinthucho chimapanga pamtunda (mwachitsanzo, kulemera kwake). Izi zikutanthauza kuti ngati chinthu chapuma pamtunda wopingasa, mphamvu yabwinobwino imakhala yofanana koma yosiyana ndi kulemera kwake.

Pothetsa mavuto akuthupi, m'pofunika kuganizira zinthu zingapo kuti mudziwe mphamvu yachibadwa muzochitika zina. Kuphatikiza pa kulemera kwa chinthucho, mphamvu zina monga kukangana, kuthamanga kapena kupendekera kwapamwamba ziyenera kuganiziridwa. Kuwerengera mphamvu yeniyeni yeniyeni kungakhale kovuta nthawi zina, koma pali zida ndi njira zomwe zimapangitsa kuti ntchitoyi ikhale yosavuta. Pothetsa mavuto, ndi bwino kugwiritsa ntchito zojambula za thupi laulere ndikugwiritsa ntchito malamulo oyendayenda, monga lamulo lachiwiri la Newton, kuti adziwe molondola mphamvu yachibadwa pazochitika zilizonse.

2. Kufotokozera za njira zowerengera mphamvu yanthawi zonse

Kuti tiwerengere mphamvu yachibadwa pa thupi lomwe likupuma pamtunda wopingasa, tiyenera kuganizira zina zofunika. Mafomuwa adzatithandiza kudziwa kukula ndi mayendedwe a mphamvu yachibadwa, yomwe imakhala yozungulira pamtunda wothandizira.

Imodzi mwa njira zomwe zimagwiritsidwa ntchito kwambiri powerengera izi ndi izi:

  • Kulemera kwa thupi: Kuwerengera mphamvu yachibadwa, m'pofunika kudziwa kulemera kwa thupi. Kulemera, komwe kumayimiridwa ndi chilembo W, kumapezeka mwa kuchulukitsa kuchuluka kwa thupi ndi kuthamanga chifukwa cha mphamvu yokoka (g = 9.8 m / s).2). Njira yowerengera kulemera ndi: W = m * g.
  • Mphamvu zabwinobwino: Mphamvu yachibadwa (N) ndi yofanana mu kukula kwake komanso mosiyana ndi kulemera kwa thupi. Choncho, mphamvu yachibadwa imawerengedwa motere: N = -W. Popeza mphamvu yachibadwa ndi kulemera kwake ndizofanana mu kukula, nthawi zonse zimakhala zabwino ngati thupi likupuma pamtunda wopingasa.

Ndikofunika kuzindikira kuti mafomuwa ndi ovomerezeka kwa matupi opuma pamtunda wopingasa komanso popanda mphamvu zakunja. Zikachitika kuti pali mphamvu zina zomwe zikugwira ntchito pa thupi, ziyenera kuganiziridwa powerengera mphamvu yotsatila, choncho, pozindikira mphamvu yachibadwa. Kuphatikiza apo, ndikofunikira kukumbukira kuti mphamvu yanthawi zonse sizidalira malo olumikizana, koma mphamvu yokoka yomwe imagwira ntchito pathupi.

3. Kuwerengera mphamvu yachibadwa muzochitika zosiyanasiyana za thupi

Kuwerengera mphamvu yachibadwa muzochitika zosiyanasiyana zakuthupi, m'pofunika kumvetsetsa kuti mphamvu yachibadwa ndi chiyani. Mphamvu yachibadwa ndi gawo la mphamvu yogwiritsidwa ntchito ndi pamwamba perpendicular to said surface. M’mawu ena, ndi mphamvu imene pamwamba imagwira ntchito pa chinthu kuti chigonjetse kulemera kwake ndi kuchiletsa kuti zisamire kapena kupanga dzenje.

M'munsimu muli chitsanzo chothandiza kuti muwerengere mphamvu yachibadwa pa chinthu chomwe chapuma pamtunda wopingasa. Kuthetsa vuto iliNjira zotsatirazi zitha kutsatiridwa:

  • Dziwani mphamvu zomwe zikugwira ntchito pa chinthucho: pamenepa, kulemera kokha kwa chinthu chomwe chikuchita molunjika pansi kumaganiziridwa.
  • Dziwani momwe mungayendetsere pamwamba: ngati pamwamba siili yopingasa, ndikofunikira kudziwa izi kuti muwerenge mawerengedwe.
  • Gwiritsani ntchito njira yachibadwa ya mphamvu: pakakhala pamtunda wopingasa, mphamvu ya mphamvu yachibadwa idzakhala yofanana ndi kulemera kwa chinthucho.

Ndikofunika kukumbukira kuti muzochitika zosiyanasiyana zakuthupi mawerengedwe amatha kusiyana. Mwachitsanzo, ngati chinthucho chili pamalo opendekeka, mphamvu yabwinobwino imayendetsedwa ndi kupendekera kwake. Pankhaniyi, trigonometry angagwiritsidwe ntchito kuwola mphamvu mu zigawo zawo yopingasa ndi ofukula ndipo potero kupeza mphamvu ya mphamvu yachibadwa monga ntchito kulemera ndi ngodya yokhotakhota.

4. Zitsanzo zothandiza za kagwiritsidwe ntchito ka mphamvu yanthawi zonse

Pomvetsetsa mphamvu yanthawi zonse komanso momwe imagwiritsidwira ntchito munthawi zosiyanasiyana, titha kuthana ndi mavuto osiyanasiyana okhudzana ndi sayansi. Zitsanzo zitatu zothandiza za kagwiritsidwe ntchito ka fomulayi zidzaperekedwa pansipa:

  1. Chitsanzo chofala ndi chinthu chokhazikika pamtunda wopingasa. Pankhaniyi, mphamvu yachibadwa ndi yofanana ndi kulemera kwa chinthu, popeza palibe mphamvu zowonjezera zakunja zomwe zimagwira ntchito. Chifukwa chake, titha kugwiritsa ntchito formula: Fn = m g,ku Fn amaimira mphamvu yachibadwa, m amaimira kulemera kwa chinthu, ndipo g ndi mathamangitsidwe chifukwa cha mphamvu yokoka.
  2. Chitsanzo china chochititsa chidwi ndi cha chinthu chokhazikika panjira yolowera. Pankhaniyi, mphamvu yachibadwa amachita perpendicular pamwamba pa njira, pang'ono polimbana ndi mphamvu yokoka. Kuti tipeze mphamvu yabwinobwino, tifunika kuwola mphamvu yokokayo kukhala zigawo zake zoongoka ndi zopingasa. Kenako, timagwiritsa ntchito trigonometry kuti tidziwe kukula kwake ndi komwe mphamvu yake imachokera.
  3. Chitsanzo chomaliza chothandiza ndi wa munthu imani mu elevator yosuntha. Pamenepa, mphamvu yachibadwa imakhudzidwa ndi kuyenda kofulumira kwa elevator. Ngati elevator ikukwera m'mwamba, mphamvu yokhazikika idzawonjezeka. Ngati elevator ikukwera pansi, mphamvu yokhazikika idzachepa. Kuti tidziwe mtengo weniweni wa mphamvu yachibadwa, tiyenera kuganizira kulemera kwa munthu ndi kuthamanga kwa chikepe.
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5. Ubale pakati pa mphamvu yachibadwa ndi mphamvu zina mu dongosolo la thupi

  1. Mphamvu yanthawi zonse ndi gawo lofunikira pakuthana ndi mavuto okhudzana ndi kuchuluka kwa matupi m'thupi. Mphamvu imeneyi ndi perpendicular kukhudzana pamwamba ndipo amatsutsa kulemera kwa chinthu. Kuti timvetsetse mphamvu, ndikofunikira kudziwa mfundo zazikuluzikulu za mphamvu yabwinobwino komanso momwe imagwirira ntchito ndi mphamvu zina munthawi zosiyanasiyana.
  2. Pamalo athyathyathya opingasa, monga tebulo, mphamvu yachibadwa imachita mosiyana ndi kulemera kwa chinthu. Ngati chinthucho sichikuyenda, mphamvu yachibadwa imakhala ndi mtengo wofanana ndi kulemera kwake ndipo zonsezi zimathetsana. Komabe, ngati chinthucho chikuyenda pamwamba, mphamvu yachibadwa idzakhala yocheperapo kusiyana ndi kulemera kwake, popeza pali mphamvu yotsutsana yomwe imatsutsana ndi kayendetsedwe kake. Pachifukwa ichi, mphamvu yachibadwa ndi yofanana ndi kuchuluka kwa vekitala ya kulemera kwake ndi mphamvu yotsutsana.
  3. Pamalo opendekeka, mphamvu yokhazikika sichitapo kanthu nthawi zonse mosiyana ndi kulemera kwake. Zimatengera mbali ya kupendekera kwa pamwamba. Pankhaniyi, mphamvu yachibadwa imagawidwa m'magulu awiri: perpendicular pamwamba ndi ina yofanana nayo. Chigawo cha perpendicular ndi chofanana ndi kulemera kwa chinthu, pamene gawo lofananira limatsutsana ndi mphamvu yotsutsana ndi kutsetsereka kwa chinthucho. Kudziwa kugwirizana pakati pa mphamvu yachibadwa ndi mphamvu zina izi pamtunda wokhotakhota n'kofunika kuti tifufuze momwe zinthu zilili komanso kayendetsedwe ka zinthu zamtunduwu.

6. Kugwiritsa ntchito mphamvu yachibadwa pamavuto apakati

Kuthetsa mavuto kulinganiza komwe kumaphatikizapo kugwiritsa ntchito mphamvu yachibadwa, ndikofunika kutsatira ndondomeko yeniyeni. Choyamba, tiyenera kuzindikira ndi kujambula chithunzi cha thupi laulere, pomwe tidzayimira mphamvu zonse zomwe zikugwira ntchito pa chinthu chomwe chikufunsidwa. Izi zidzatithandiza kuti tiwone bwinobwino mphamvu zonse zomwe zilipo komanso malangizo awo.

Tikazindikira mphamvu, tiyenera kuwola iwo mu zigawo perpendicular ndi kufanana ndege zolozera. Ndikofunikira kukumbukira kuti mphamvu yokhazikika nthawi zonse imagwira ntchito molunjika ku ndege yolumikizana. Mphamvu yachibadwa ndi mmene zinthu zimachitikira pamwamba pa chinthu chikapuma kapena chikuyenda. Kuti tiwononge mphamvu, titha kugwiritsa ntchito ntchito zoyambira za trigonometric monga sine ndi cosine.

Kenako titha kugwiritsa ntchito malamulo ofananirako, monga kuchuluka kwa mphamvu ndi kuchuluka kwa mphindi, kuti tidziwe zosadziwika za vutolo. Ngati mphamvu zonse zili molingana, kuchuluka kwa mphamvu zonse kuyenera kukhala ziro. Izi zidzatipatsa chidziwitso chofunikira kuthetsa vutoli ndikupeza yankho. sitepe ndi sitepe. Ndikofunika kukumbukira kuti panthawiyi, tiyenera kuganizira mphamvu zakunja ndi zamkati zomwe zilipo. mu dongosolo.

7. Kuwerengera mphamvu yachibadwa pa malo opendekera

Kuti tiwerengere mphamvu yabwinobwino pamalo opendekeka, choyamba tiyenera kumvetsetsa kuti mphamvu yabwinobwino ndi chiyani. Mphamvu yachibadwa ndi mphamvu yomwe imagwira ntchito pamtunda pokhudzana ndi chinthu. Pamalo opingasa, mphamvu yachibadwa imakhala yofanana ndi kulemera kwa chinthu. Komabe, pamtunda wokhotakhota, mphamvu yachibadwa imasintha chifukwa cha kukhalapo kwa mphamvu yowonjezera: gawo lachibadwa la kulemera.

Chigawo chodziwika bwino cha kulemera chimawerengedwa pogwiritsa ntchito ndondomekoyi: Pn = P kodi, pamene P ndi kulemera kwa chinthu ndipo θ ndi ngodya ya kupendekera kwa pamwamba. Tikakhala ndi chigawo chodziwika bwino cha kulemera kwake, mphamvu yachibadwa imawerengedwa powonjezera gawo lolemera la kulemera kwake ndi mphamvu zina zonse zomwe zilipo mu dongosolo.

Ndikofunika kuzindikira kuti ngati chinthucho chikupumula kapena chofanana, mphamvu yachibadwa iyenera kukhala yofanana ndi yosiyana ndi kuchuluka kwa mphamvu zakunja zomwe zimagwiritsidwa ntchito pa chinthucho. Kuti muwerenge mphamvu yanthawi zonse pamalo opendekeka, njira zosiyanasiyana zingagwiritsidwe ntchito, monga kusanthula mphamvu, kugwiritsa ntchito malamulo a Newton kapena njira zothetsera ma equation. Mulimonsemo, mphamvu zakunja ndi mphamvu zamkati zomwe zikugwira ntchito pa chinthucho ziyenera kuganiziridwa kuti zipeze phindu lolondola la mphamvu yachibadwa.

8. Basic zolimbitsa thupi kuwerengera mphamvu yachibadwa

Kuti muwerenge mphamvu yokhazikika pa chinthu, ndikofunikira kumvetsetsa zoyambira zafizikiki. Mphamvu yachibadwa ndi yomwe imagwira ntchito mozungulira kukhudzana pakati pa zinthu ziwiri. M'munsimu muli masewera olimbitsa thupi omwe angakuthandizeni kumvetsetsa momwe mungawerengere mphamvu yachibadwa.

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1. Zochita zolimbitsa thupi zopumira pamalo opingasa: Ganizirani za chinthu chomwe chili pamalo athyathyathya, opingasa. Pankhaniyi, mphamvu yachibadwa ndi yofanana ndi kulemera kwa chinthu, popeza palibe mphamvu zowonjezera zomwe zimagwira ntchito. Kuti muwerenge, ingochulukitsa kuchuluka kwa chinthucho ndi mathamangitsidwe amphamvu yokoka.

2. Kuchita masewera olimbitsa thupi pampumulo pamtunda wokhotakhota: pamenepa, mphamvu yachibadwa sichifanana ndi kulemera kwa chinthucho, popeza pali gawo la mphamvu yokoka mu njira yofanana ndi yokhotakhota. Kuwerengera izo, choyamba kudziwa chigawo cha mphamvu yokoka perpendicular kwa okhomerera pamwamba, ntchito yokoka mphamvu chilinganizo. Kenako, gwiritsani ntchito gawoli kuti muwerenge mphamvu yanthawi zonse.

9. Mavuto anthawi zonse amphamvu pakuthana ndi machitidwe a equation

Mukathetsa ma equation okhudzana ndi zovuta zanthawi zonse, ndikofunikira kutsatira ndondomeko yapang'onopang'ono kuti mupeze zotsatira zolondola. M'munsimu muli njira yabwino yothetsera vutoli:

Gawo 1: Dziwani mphamvu zomwe zili mudongosolo. Mphamvu yachibadwa ndi mphamvu yogwiritsidwa ntchito ndi pamwamba pa chinthu chotsatira. Kuti tidziwe mphamvuzi, m'pofunika kuganizira za kugwirizana pakati pa zinthu ndi malo okhudzana.

Khwerero 2: Perekani dongosolo logwirizanitsa. Izi zipangitsa kukhala kosavuta kuthetsa dongosolo la ma equation. Ndikoyenera kusankha kasinthidwe komwe zigawo za mphamvu zikufanana ndi x ndi y axes. Izi zithandizira kuwerengera kotsatira.

10. Mphamvu yachibadwa ndi lingaliro la kulemera mu physics

Mphamvu yachibadwa ndi lingaliro lofunikira mufizikiki lomwe limagwiritsidwa ntchito kufotokoza mphamvu yoperekedwa ndi pamwamba pa chinthu chomwe chikugwirizana nacho. Mphamvu imeneyi ndi perpendicular pamwamba ndipo amachita mosiyana ndi mphamvu yokoka akuchita pa chinthu. Choncho, tinganene kuti mphamvu yachibadwa ndiyo mphamvu imene pamwamba imakankhira chinthu m’mwamba kuti chigonjetse mphamvu yokoka.

Kuti mumvetsetse bwino lingaliro ili, ndikofunikira kudziwa lingaliro la kulemera mufizikiki. Kulemera kwa chinthu ndi mphamvu yokoka ya chinthu. Imawerengeredwa mwa kuchulukitsa kuchuluka kwa chinthucho ndi mathamangitsidwe chifukwa cha mphamvu yokoka. Padziko lapansi, mathamangitsidwe chifukwa cha mphamvu yokoka ndi pafupifupi 9.8 m/s^2. Choncho, kulemera kwa chinthu kungathe kuwerengedwa pogwiritsa ntchito ndondomeko iyi: Kulemera = kulemera x kuthamanga chifukwa cha mphamvu yokoka.

Tsopano, kuti tiwerenge mphamvu yachibadwa, tiyenera kuganizira zimenezo Mphamvu yachibadwa nthawi zonse imakhala perpendicular pamwamba ndipo amachita mosiyana ndi mphamvu yokoka. Choncho, ngati chinthu chili pampando wathyathyathya, wopingasa, mphamvu yabwinobwino idzakhala yofanana mu ukulu ndi yosiyana molunjika ku mphamvu yokoka. Komabe, ngati chinthucho chili pa ndege yokhazikika, mphamvu yachibadwa imagawidwa m'zigawo ziwiri: imodzi yozungulira ndege ndi imodzi yofanana ndi ndege. Pankhaniyi, m'pofunika kugwiritsa ntchito trigonometry kuwerengera kukula kwa chigawo chilichonse cha mphamvu yachibadwa.

11. Kuwerengera mphamvu yachibadwa muzochitika zowonjezera

Kuwerengera mphamvu yachibadwa muzochitika zofulumira, ndikofunika kumvetsetsa lingaliro la mphamvu yachibadwa ndi mgwirizano wake ndi kuthamanga. Mphamvu yachibadwa ndi mphamvu yomwe imayendetsedwa ndi pamwamba pa chinthu chopuma kapena choyenda molunjika kumtunda. Muzochitika zofulumira, mphamvu yachibadwa imatha kusiyana chifukwa cha kukhalapo kwa mphamvu zowonjezera.

Gawo loyamba pakuwerengera mphamvu yanthawi zonse muzochitika zothamangira ndikuzindikira mphamvu zonse zomwe zimagwira pa chinthucho. Izi zingaphatikizepo mphamvu yokoka, kukangana ndi mphamvu zina zilizonse zakunja. Kenako, m'pofunika kudziwa mathamangitsidwe wa chinthu pogwiritsa ntchito lamulo lachiwiri la Newton, limene limanena kuti chiŵerengero cha mphamvu zonse ntchito chinthu ndi wofanana ndi mankhwala misa ndi mathamangitsidwe ake.

Kuthamanga kukatsimikizika, titha kugwiritsa ntchito fomula F = ma, pomwe F ndi mphamvu ya ukonde yomwe imagwiritsidwa ntchito pa chinthucho ndipo m ndi kuchuluka kwake. Pankhaniyi, mphamvu ya ukonde imapangidwa ndi kuchuluka kwa mphamvu zonse zomwe zimagwira pa chinthucho. Pomaliza, podziwa mphamvu ya ukonde, tikhoza kuwerengera mphamvu yachibadwa pogwiritsa ntchito ndondomeko N = mg - F, pamene N ndi mphamvu yachibadwa, m ndi kulemera kwa chinthu, g ndi kuthamanga chifukwa cha mphamvu yokoka, ndipo F ndi ukonde. mphamvu .

12. Zochita zolimbitsa thupi zotsogola m'machitidwe amphamvu

M'chigawo chino, tiwonetsa masewera olimbitsa thupi apamwamba kwambiri kuti tilimbikitse mphamvu yachibadwa mu machitidwe amphamvu. Zochita zolimbitsa thupizi zidapangidwa kuti zitsimikizire luso lanu lakuthupi ndikuwongolera kupirira kwanu muzochitika zosinthika komanso zosinthika. Onetsetsani kuti mwatsatira malangizowo mosamala ndikusamala zachitetezo musanachite masewera olimbitsa thupi.

1. Kuchita masewera olimbitsa thupi mwachizolowezi ndi gulu lolimbikira: Pakuchita izi, mufunika gulu lolimbana ndi mphamvu zosiyanasiyana. Yambani pogwira gululo pamalo okhazikika ndikuyika kumapeto kulikonse kwa gululo m'manja mwanu. Manja anu akhale pachifuwa ndipo zigongono zanu zikhale zopindika pang'ono. Kenako, chitani mayendedwe okulitsa mkono kuti mugwiritse ntchito mphamvu zabwinobwino. Bwerezani ntchitoyi 10 mpaka 15 mu seti iliyonse.

2. Kuchita masewera olimbitsa thupi mwachizolowezi ndi ma kettlebell: Ma Kettlebell ndiabwino kwambiri pogwira ntchito mwamphamvu m'makina osinthika. Yambani pogwira kettlebell ndi manja onse awiri, pamtunda wa chifuwa. Ndi zigongono zanu zopindika pang'ono, sunthani kettlebell m'mwamba ndi pansi mowongolera. Onetsetsani kuti mukhale ndi kaimidwe koyenera komanso kukhazikika panthawi yochita masewera olimbitsa thupi. Chitani kubwereza 10 mpaka 15 mu seti iliyonse.

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3. Kuchita masewera olimbitsa thupi pafupipafupi pamipiringidzo yofananira: Kugwiritsa ntchito mipiringidzo yofananira muzochita zanu zolimbitsa thupi kungakhale kopindulitsa kwambiri kulimbitsa mphamvu yanthawi zonse mumayendedwe osinthika. Lowani pakati pa mipiringidzo yofanana ndikuigwira mwamphamvu. Kenako, kwezani mapazi anu pansi ndikusunga thupi lanu lopingasa. Pamene mukupeza mphamvu, yesani mayendedwe ovuta kwambiri, monga kukweza mwendo kapena kupotoza thupi. Chitani izi kwa masekondi 30 pa Mphindi imodzi mndandanda uliwonse.

Kumbukirani kuti masewera olimbitsa thupiwa ndi kalozera chabe, ndipo ndikofunikira kuti muwasinthe kuti agwirizane ndi msinkhu wanu ndikuyang'anira akatswiri ngati mwavulala kapena matenda. Tsatirani izi zolimbitsa thupi zanthawi zonse mumayendedwe osinthika ndipo mudzadabwitsidwa ndi zotsatira za kupirira kwanu!

13. Mphamvu yachibadwa ndi mgwirizano wake ndi lamulo la zochita ndi zochita

La Mphamvu yachibadwa Ndi kukula kwa thupi komwe kumagwirizana mwachindunji ndi lamulo la zochita ndi zochita. Lamuloli limatsimikizira kuti pakuchita chilichonse pali zofanana ndi zosiyana. Pankhani ya mphamvu yachibadwa, ndi mphamvu yomwe pamwamba imagwiritsa ntchito pa chinthu chomwe chikugwirizana nacho. Mphamvu imeneyi nthawi zonse imagwira ntchito pamtunda ndipo imakhala yofanana kwambiri koma mosiyana ndi mphamvu yomwe chinthucho chimapanga pamwamba.

Kuwerengera Mphamvu yachibadwa, njira zina ziyenera kutsatiridwa. Choyamba, chithunzi chaulere chiyenera kujambulidwa chosonyeza mphamvu zonse zomwe zikugwira chinthucho. Kenaka, pamwamba pa chinthucho chimadziwika ndipo muvi umakokedwa kuti usonyeze kumene mphamvu yachibadwa ikulowera. Kenako, mphamvu zonse zoimirira zomwe zikugwira pa chinthucho ziyenera kuwonjezeredwa ndikuyika zofanana ndi ziro, popeza chinthucho chili mulingo wowongoka. Izi zidzatithandiza kupeza phindu la mphamvu yachibadwa.

Ndikofunika kuzindikira kuti mphamvu yachibadwa simakhala yofanana nthawi zonse ndi mphamvu yokoka yomwe ikugwira ntchito pa chinthucho. Pamene chinthucho chili pamtunda wokhotakhota, mphamvu yachibadwa ikhoza kukhala yochepa kuposa mphamvu yokoka, chifukwa cha gawo loyima la mphamvu yokoka yomwe imatsutsidwa ndi mphamvu yachibadwa. Kumbali ina, ngati chinthucho chili m’ndege yokhotera m’mwamba, mphamvu yachibadwa ingakhale yaikulu kuposa mphamvu yokoka.

14. Mapeto pa kufunikira kowerengera mphamvu yanthawi zonse mu physics

Pomaliza, kuwerengera mphamvu yanthawi zonse ndi lingaliro lofunikira mufizikiki lomwe limatithandiza kumvetsetsa ndikusanthula zochitika zosiyanasiyana momwe mphamvu zimagwiritsidwira ntchito. Mphamvu yachibadwa, yomwe imadziwikanso kuti mphamvu ya perpendicular, imatanthauzidwa ngati mphamvu yogwiritsidwa ntchito ndi pamwamba pa chinthu chokhudzana nacho. Mawerengedwe ake ndi ofunika kwambiri kuti adziwe kukula kwa mphamvu zina, monga mikangano kapena mphamvu yokoka.

Ndikofunika kuzindikira kuti mphamvu yachibadwa nthawi zonse imagwira ntchito pamtunda, mosiyana ndi mphamvu yomwe chinthucho chimagwiritsa ntchito. Kuti muwerenge mphamvuyi, m'pofunika kuganizira momwe mungayendetsere pamtunda ndikugwiritsanso ntchito malamulo oyendayenda ndi trigonometry.

Kuwerengera mphamvu yokhazikika, zida ndi njira zosiyanasiyana zingagwiritsidwe ntchito, kutengera zomwe zikuchitika komanso momwe zinthu zilili. Mwachitsanzo, pamene pamwamba ndi yopingasa, mphamvu yachibadwa idzakhala yofanana ndi kulemera kwa chinthu. Komabe, pamene pamwamba ndi yokhotakhota, m'pofunika kuganizira mbali ya kupendekera kupeza mtengo wolondola wa mphamvu yachibadwa. Zithunzi zaulere za thupi ndi ma equation monga theorem ya Pythagorean ndi ntchito za trigonometric zingagwiritsidwe ntchito kuthetsa milanduyi.

Mwachidule, nkhani yakuti "Normal Force: Formulas, Calculation and Exercises" yapereka tsatanetsatane wa mfundo zazikuluzikulu za mphamvu yachibadwa m'munda wa physics. Kupyolera mu ndondomeko ndi zitsanzo zothandiza, kuwerengera kwa mphamvuyi kwafufuzidwa ndipo zifukwa zosiyanasiyana zomwe zimakhudzidwa ndi kutsimikiza kwake zafufuzidwa.

Tanthauzo la mphamvu yachibadwa yakhala ikufotokozedwa ngati gawo la perpendicular la mphamvu yogwiritsidwa ntchito ndi pamwamba pa chinthu chokhudzana, ndipo zafotokozedwa momwe mphamvuyi imasiyanasiyana malingana ndi kupendekera kwa pamwamba ndi zina zofunikira zakuthupi.

Kuonjezera apo, kufotokozera mwatsatanetsatane za mafomu ofunikira kuti awerengetse mphamvu yabwino muzochitika zosiyanasiyana monga malo athyathyathya, otsetsereka, ndi zinthu zomwe zili mu static equilibrium zaperekedwa. Mafotokozedwewa asinthidwa kudzera mu zitsanzo za manambala zomwe zimathandizira kumvetsetsa ndi kugwiritsa ntchito mfundo zongopeka.

Momwemonso, mndandanda wa zochitika zothandiza zaperekedwa zomwe zimathandiza owerenga kugwiritsa ntchito zomwe aphunzira. Zochita izi zimagwira ntchito zosiyanasiyana milingo yovuta ndi kuganizira zochitika za moyo weniweni, yomwe imapereka mwayi wolimbikitsa kumvetsetsa ndi kukwanitsa mawerengedwe okhudzana ndi mphamvu yachibadwa.

Pomaliza, nkhani yakuti "Normal Force: Formulas, Calculation and Exercises" yapatsa owerenga masomphenya omveka bwino a mutu wofunikira uwu mu physics. Mfundo zongopeka, njira ndi zochitika zoperekedwa zimakulolani kuti mumvetsetse ndikuzigwiritsa ntchito moyenera mphamvu yachibadwa muzochitika zosiyanasiyana.