Nā ʻatikala physics e pili ana i nā hanana kūlohelohe a pēlā aku e pili ana i ka physics.
3 mau laʻana o ke kānāwai o Charles (isobaric/constant pressure)
1. I loko o kahi pahu pani, hoʻonui ke kinoea i hiki ke loli kona nui i 3 manawa o kona nui mua (V = ka nui mua, T = ka mahana mua). Hoʻololi ka mahana o ke kinoea i…
Pahana
Ua ʻike ʻia :
Ka nui mua (V1) = V
Ka leo hope loa (V2) = 3V
Mahana mua (T1) = T
Ua nīnau ʻia : ka mahana hope loa (T2)
3 mau laʻana o ke kānāwai o Boyle (ka mahana mau o ka isothermal)
1. I ka wā mua, he kaomi o P a he nui o V ka nui o kekahi kinoea kūpono. Inā hele ke kinoea i kahi kaʻina hana isothermal i lilo ai ke kaomi i 4 manawa o ke kaomi mua, e loli ka nui o ke kinoea i...
Pahana
Ua ʻike ʻia :
Kaomi mua (P1) = P
Kaomi hope loa (P2) = 4P
Ka nui mua (V1) = V
Ua nīnau ʻia : ka nui hope loa o ke kinoea (V2)
1. Aia ke kiko A ma kahi mamao o 5 cm mai kahi hoʻouku o +10 micro Coulombs. ʻO ka nui a me ke kuhikuhi o ke kahua uila ma ke kiko A… (k = 9 x 109 Nm2C-2, 1 micro Coulomb = 10-6 C)
Pahana
Ua ʻike ʻia :
Ua nīnau ʻia : Ka nui a me ke kuhikuhi o ke kahua uila ma ke kiko A
10 mau laʻana o ke kānāwai o Coulomb
1. Ua hoʻonohonoho ʻia ʻelua mau uku e like me ka mea i hōʻike ʻia ma ke kiʻi ma lalo nei. ʻO ka uku ma A he +8 micro Coulombs a ʻo ka uku ma B he -5 micro Coulombs. ʻO ka nui o ka ikaika Coulomb e hana ana ma nā uku ʻelua he… (k = 9 x 10 9 Nm 2 C −2 , 1 micro Coulombs = 10 −6 C)
Pahana
Ua ʻike ʻia :
10 mau laʻana o nā nīnau kikowaena o ke kaumaha
1. Nā Hoʻonohonoho Kikowaena o ke koʻikoʻi ʻO ka mea e pili ana i ka kiko 0 he…
Pahana
Ua ʻike ʻia :
ʻĀpana o ka mea (A) = (8)(4) = 32
ʻO ke kiko waena ma ke axis-x (x) = ½ (8) = 4
ʻO ke kiko waena ma ke axis y (y) = ½ (4) = 2
Ua nīnau ʻia : Nā hoʻonohonoho o ke kikowaena o ke kaumaha o ka mea e pili ana i ka kiko 0
4 mau laʻana o nā hoʻonohonoho puna moʻo
1. ʻElima mau pūnāwai, kēlā me kēia me kahi ikaika mau o 200 N/m, ua hoʻonohonoho ʻia ma ke ʻano moʻo. ʻO ke kūpaʻa pūnāwai like o ka hoʻonohonoho pūnāwai…
Pahana
Ua ʻike ʻia:
ʻO ke kūpaʻa o kēlā me kēia pūnāwai (k1 = k2 = k3 = k4 = k5) = 200 N/m
Nīnau ʻia: ke kūpaʻa puna pani (k)
Pane:
4 mau laʻana o nā hoʻonohonoho pūnāwai moʻo-parallel
1. ʻEkolu mau pūnāwai like, kēlā me kēia me kahi kūpaʻa elastic o 200 N/m, ua hoʻonohonoho ʻia ma ke ʻano moʻo a me ke ʻano like e like me ka mea i hōʻike ʻia ma ke kiʻi ma lalo nei. Ua kau ʻia kahi kaumaha w mai ka ʻaoʻao haʻahaʻa o ka hui pūnāwai, e hoʻonui ana i ka lōʻihi o ka hui pūnāwai ma 1 cm. ʻO ke kaumaha o ke kaumaha w…
Pahana
Ua ʻike ʻia:
ʻO ke kūpaʻa o kēlā me kēia pūnāwai (k1 = k2 = k3) = 200 N/m
ʻO ka hoʻonui ʻia o ka lōʻihi o ka ʻōnaehana puna (x) = 1 cm = 0,01 mika
Nīnau ʻia: ke kaumaha o ka ukana (w)
3 Nā hiʻohiʻona o nā hoʻonohonoho pūnāwai like
1. ʻElima mau pūnāwai, kēlā me kēia me ka ikaika mau o 100 N/m, ua hoʻonohonoho like ʻia. ʻO ke kūpaʻa pūnāwai like o ka hoʻonohonoho pūnāwai…
Pahana
Ua ʻike ʻia:
ʻO ke kūpaʻa o kēlā me kēia pūnāwai (k1 = k2 = k3 = k4 = k5) = 100 N/m
Nīnau ʻia: ke kūpaʻa puna pani (k)
Pane:
9 mau laʻana o nā nīnau e pili ana i ke kānāwai o Hooke
1. Ua hōʻike ʻia ke kiʻi o ka pilina ma waena o ka ikaika (F) a me ka piʻi ʻana o ka lōʻihi (x). ʻO ke kūpaʻa puna e pili ana i ka kiʻi…
Pahana
Haʻilula Ke kānāwai o Hooke :
k = F / x
ʻIkepili:
F = ikaika (ʻo Newton ke anakahi honua, i hoʻopōkole ʻia ʻo N)
k = kūpaʻa puna (ʻo ke anakahi honua ʻo Newton/mika, i hoʻopōkole ʻia ʻo N/m)
x = ka piʻi ʻana o ka lōʻihi (ʻo ke anakahi honua he mika, i hoʻopōkole ʻia ʻo m)
1. Kūʻē ʻo Pōpō A a me ka pōpō B, me ke kaumaha o 200 grams kēlā me kēia, ma ke ʻano elastic kūpono. Inā ma mua o ke kuʻi ʻana, e neʻe ana ka pōpō A ma ka wikiwiki o 10 m/s a ua hoʻomaha ka pōpō B, a laila ʻo ka wikiwiki o ka pōpō A a me ka pōpō B ma hope o ke kuʻi ʻana he...
Pahana
Ua ʻike ʻia :
Ka nuipa o ka pōpō A (mA) = 200 grams = 0,2 kg
Ka nuipa o ka pōpō B (mB) = 200 grams = 0,2 kg
ʻO ka wikiwiki o ka pōpō A ma mua o ke kuʻi ʻana (vA) = 10 m/s
ʻO ka wikiwiki o ka pōpō B ma mua o ke kuʻi ʻana (vB) = 0