Ba duk abubuwan da muke fuskanta a rayuwar yau da kullum ba ne suke hutawa koyaushe. Abu yana iya hutawa da farko, amma idan an motsa shi, zai iya motsawa. Tambayar ita ce ko ya koma matsayinsa na asali bayan ya motsa ko a'a. Wannan ya dogara ne da motsin. nau'ikan ma'aunin abu tersebut
Idan wani abu da ke hutawa ya fuskanci matsala (akwai ƙarfin da ya haifar ko kuma lokacin ƙarfin da ya haifar da ke aiki akan abu) to abin zai motsa. Bayan motsi, akwai yiwuwar abubuwa uku, wato: (1) abin ya koma matsayinsa na asali, (2) abin ya motsa daga matsayinsa na asali, (3) abin ya ci gaba da kasancewa a sabon matsayinsa. Idan bayan motsi, abin ya koma matsayinsa na asali to abin yana cikin daidaito mai karkoIdan bayan motsi, abin ya ƙara matsawa daga matsayinsa na asali, to abin yana cikin Daidaito mara tabbasA gefe guda kuma, idan bayan motsa abin ya ci gaba da kasancewa a sabon matsayinsa, to abin yana cikin daidaito tsaka-tsaki.
Ilimin Lissafi na Makarantar Sakandare
Labarai game da abubuwan da suka faru na halitta da sauransu da suka shafi kimiyyar lissafi.
Misalin tambayoyin daidaiton barbashi
Misalai 2 na tambayoyin daidaiton barbashi
1. An rataye wani abu mai nauyin kilogiram 10 a kan igiya. A tantance matsin lamba a cikin igiyar (T)! g = 10 m/s2
Tattaunawa
Misalan tambayoyin aikin makamashin motsi da kimiyyar lissafi
Misalan 5 na tambayoyin aikin makamashin motsi da kimiyyar lissafi
1. Motar da nauyinta ya kai kilogiram 5000 da farko tana tsayawa a tsaye, sannan ta yi tafiya da gudun mita 20/s. Ka tantance jimlar aikin da aka yi a motar...
Tattaunawa
An sani :
Mass (m) = 5000 kg
Saurin farko (v)o) = 0 m/s (da farko motar ba ta tsayawa)
Saurin ƙarshe (v)t) = 20 m/s
An tambaya : Jimillar ƙoƙari
Tambayoyin Misali na Bakar Ka'ida
Misalai 15 na Tambayoyin Ka'idojin Baƙar fata
1. Kankara mai nauyin kilogiram 0,2 ana gauraya ta da shayi mai dumi mai nauyin kilogiram 0,2. Zafin kankara = - 10oC, zafin shayi mai dumi = 40oC. Takamaiman zafin kankara = 2100 J/kg Co, takamaiman zafin ruwa = 4200 J/kg Co, zafin haɗa ruwa = 334.000 J/kg. Idan aka haɗa kankara da shayi mai zafi a cikin tsarin rufewa da aka keɓe, a ƙayyade zafin ƙarshe na cakuda.
Tattaunawa
An sani :
Nauyin kankara (m es) = 0,2 kg
Nauyin ruwan shayi mai dumi (m shayi) = 0,2 kg
Takamaiman zafin ruwa (c ruwa) = 4180 J/kg Co
Takamaiman zafin kankara (c es) = 2100 J/kg Co
Zafin haɗakar ruwa (L)f ruwa) = 334.000 J/kg
Misalan motsi na kusurwa da motsi na layi a cikin motsi na zagaye
Misalai 5 na ƙaura mai kusurwa da ƙaura mai layi a cikin motsi mai zagaye
1. Tayar da ke da radius na santimita 30 tana juyawa tazarar radius 10. Har yaushe wani wuri a gefen tayar yake tafiya?
Tattaunawa
Nisa tsakanin gefen dabaran da tsakiyar dabaran = radius na dabaran.
An san cewa:
Radius (r) = 30 cm = mita 0,3
Kusurwa (inna) = radian 10
An tambaya: nisan da aka yi tafiya (s)
Amsa:
Misali na tambaya don tantance vector da aka samu ta amfani da vectors na sassan
2 Misalan tambayoyi kan tantance vector mai sakamakon ta amfani da vectors masu haɗin kai
1. F1 = 6 N, F2 = 10 N. Sakamakon vectors guda biyu shine…
Tattaunawa
F1x = F1 kowa 60o = (6)(0,5) = 3 N (tabbatacce saboda yana kan alkiblar x mai kyau)
F2x = F2 kowa 30o = (10)(0,5√3) = 5√3 = (5)(1,372) = -8,66 N (mara kyau saboda yana kan hanyar x mara kyau)
F1y = F1 ba 60o = (6)(0,5√3) = 3√3 = (3)(1,372) = 4,116 N (tabbatacce saboda yana kan alkiblar y mai kyau)
F2y = F2 ba 30o = (10)(0,5) = -5 N (mara kyau saboda yana kan hanyar y mara kyau)
Misalan tambayoyi kan tantance sassan vector
2 Misalan tambayoyi kan tantance sassan vector
1. Ƙarfin vector F = 20 Newton yana samar da kusurwar 30o zuwa ga axis ɗin x mai kyau. Ƙayyade abubuwan da ke cikin vector F akan axis ɗin x (F)x) da kuma axis na y (Fy).
Tattaunawa
Fx = F cos 30o = (20)(kwas 30)o) = (20)(0,5√3) = 10√3 Newtons
Misalin tsangwama da rarraba haske - tsagi ɗaya
Pelajari misali na tsangwama da rarraba haske - tsagi ɗaya, sannan a yi aiki kan tsangwama da rarrabawar matsalolin haske.
1. Hasken da ke da tsawon nisan nm 700 yana ratsawa ta cikin wani tsagi mai faɗin mm 0,2. Tsarin rarrabawa akan allon yana da nisan santimita 50 daga tsagin. A tantance tazarar da ke tsakanin layin duhu na biyu da babban layin haske.
Tattaunawa
Misali na tsangwama da rarraba haske - raba biyu
Misalai 27 na tsangwama da rarraba haske - rabe-raben haske biyu 1. Rabe-raben haske guda biyu masu kunkuntar 0,5 mm a tsakaninsu suna haskakawa da haske tare da tsawon tsayin 600 nm. Lissafa ƙananan ƙimar kusurwa uku waɗanda, (1) tsangwama mai gina jiki ke faruwa (b) tsangwama mai lalata Tattaunawa Ƙananan kusurwoyi uku da tsangwama mai gina jiki ke faruwa: Ƙananan kusurwoyi uku da tsangwama mai gina jiki ke faruwa: 2. Haske… Karin bayani
Misali na tsangwama da rarraba haske - rarraba haske
Pelajari misali na tsangwama da rarraba haske - rarraba haske , sannan a yi aiki kan tsangwama da rarrabawar matsalolin haske.
1. An sanya wani rami mai diffraction grating mai layuka 4000 a kowace santimita 1 a nisan mita 1 daga ramin da aka haskaka. A lissafta tsawon hasken idan girman hoton da aka tsara na farko ya kai santimita 30 daga ramin.
Tattaunawa
An san cewa:
d = 1 / (Layuka 4000 / cm) = 0,00025 cm = 2,5 x 10-4 cm = 2,5 x 10-6 m
l = 1 m
y = 30 cm = 0,3 m
An tambaya: tsawon rai (lambda)
