Cibiyar sadarwa ta Gurumuda
Motsin faɗuwa kyauta - matsaloli da mafita
1. Dutse yana faɗuwa cikin sauƙi daga tsayin mita 45. Idan saurin da aka samu sakamakon nauyi ya kai 10 ms -2 , menene saurin dutsen idan ya faɗi ƙasa?
An sani:
Tsawo (h) = mita 45
Saurin gudu saboda nauyi (g) = 10 m/s 2
Ana so: Saurin ƙarshe na dutsen lokacin da ya faɗi ƙasa (v t )
Gudanar da canja wurin zafi - matsaloli da mafita
1. Karfe biyu suna da girma iri ɗaya amma nau'ikansu daban-daban. Rarraba zafin jiki na P = sau 2 na rarraba zafin jiki na Q. Menene zafin da ke tsakanin karafa biyu, kamar yadda aka nuna a hoton da ke ƙasa.
An sani:
k Q = k
k P = 2k
Ana so: Zafin jiki tsakanin karafa biyu
Motsin juyawa - matsaloli da mafita
Torque
1. Tsawon katako mai tsawon santimita 140. Akwai ƙarfi uku a kan katakon, F 1 = 20 N, F 2 = 10 N, da F 3 = 40 N tare da alkibla da matsayi kamar yadda aka nuna a cikin hoton da ke ƙasa. Menene ƙarfin juyi da ke sa katakon ya juya a tsakiyar nauyin katakon?
An sani:
Cibiyar taro tana tsakiyar katakon.
Filayen lantarki - matsaloli da mafita
1. Maki A yana tsakiyar caji biyu. Dukansu caji suna da girma iri ɗaya amma alama ce ta akasin haka kuma an raba su da nisan a. Girman filin lantarki a maki A shine 36 N/C. Idan maki A ya motsa 1/2a kusa da ɗaya daga cikin caji biyu , menene girman filin lantarki a maki A?
An sani:
Caji 1 (q 1 ) = +Q
Caji 2 (q 2 ) = -Q
Nisa tsakanin caji 1 da maki A (r 1A ) = ½ a
Ƙarfin wutar lantarki - matsaloli da mafita
1. Caji uku kamar yadda aka nuna a cikin hoton da ke ƙasa . Menene ƙarfin wutar lantarki da cajin B. k = 9 x 10 9 Nm 2 C −2 , 1 μC = 10 −6 C ke fuskanta.
An sani:
qA = 10 µC = 10 x 10-6 C=10-5 Coulomb
q B = 10 µC = 10 x 10 -6 = 10 -5 Coulombs
q C = 20 µC = 20 x 10 -6 = 2 x 10 -5 Coulombs
Wutar lantarki mai tsauri - matsaloli da mafita
Ƙarfin wutar lantarki
1. Maki A a cikin filin lantarki . Girman filin lantarki a ma'aunin A = 0.5 NC -1 . Idan aka sanya cajin 0.25-C a ma'aunin A, to menene ƙarfin wutar lantarki da aka yi amfani da shi akan cajin.
An sani:
Filin lantarki a wuri A = 0.5 NC -1
Cajin wutar lantarki a wurin A = 0.25 C
Ana nema: Ƙarfin wutar lantarki
Dokokin motsi na Newton - matsaloli da mafita Dokar motsi ta farko ta Newton 1. Idan babu wani ƙarfi da ke aiki akan wani abu, to: (1) ba a hanzarta abin ba (2) abin yana hutawa (3) canjin saurin abu = 0 (4) abin ba zai iya tafiya a daidai gudun da ya dace ba Wanne ... Kara karantawa
Motsin layi - matsaloli da mafita 1. Jadawalin gudu (v) da lokaci (t) da aka nuna a cikin hoton da ke ƙasa. Menene rage gudu bisa ga jadawalin. Magani AB = motsi a saurin gudu akai-akai, BC = motsi a saurin gudu akai-akai, CD = motsi a rage gudu akai-akai. 2. Jadawalin motsi akan layi da aka nuna a cikin hoton … Kara karantawa
Dokar Hooke da sassaucin jiki – matsaloli da mafita Canjin tsayi 1. Sanda tana da tsawon L, wanda ƙarfin F ke ja. Adadin tsawaitawa shine ∆L. Menene girman ƙarfin idan canjin tsayin shine 4∆L. An sani: Ƙarfi 1 (F1) = F Canjin… Kara karantawa
Ƙarfin tsakiya - matsaloli da mafita 1. Ana jujjuya ƙwallon gram 200, wanda aka haɗa a ƙarshen igiya, a cikin da'irar kwance tare da saurin kusurwa na 5 rad s-1. Idan tsawon igiyar ya kai cm 60, menene ƙarfin tsakiya? An sani: Nauyin abu (m) = 200 gr = 200/1000 kg = 2/10 … Kara karantawa