Ke kaulike kaulike

Mea Kākau: Peter Berry
Lā O Ka Hana: 11 Iulai 2021
HōʻAno Hou I Ka Lā: 1 Iulai 2024
Anonim
Kaulike Pescaia sings "Ke Ala A Ka Jeep"
Wikiō: Kaulike Pescaia sings "Ke Ala A Ka Jeep"

Ke hoʻopili ʻia nā kino ʻelua i nā mahana like ʻole, hāʻawi ka mea i ʻoi aku ka ʻāpana o kona ikehu i ka mea me ka liʻiliʻi o ka mahana, a i ke kiko e like ai nā mahana ʻelua.

ʻIke ʻia kēia kūlana kaulike kaulike, a ʻo ia nō ka mokuʻāina kahi i like ai nā mahana o nā kino ʻelua i loaʻa i nā mahana mua. Hana ʻia ke kaulike nā mahana, ua kāpae ʻia ka kahe wela, a laila hiki i ke kūlana kaulike.

E nānā pū: Nā laʻana o ka Heat a me ka Mahana

ʻO ke kaulike, he mea nui ke kaulike kaulike ma ka mea i ʻike ʻia ʻo ke Kānāwai Zero a i ʻole ka Zero loina o thermodynamics, ka mea e wehewehe ana inā aia ʻelua mau ʻōnaehana i ka manawa like i ke kaulike mehana me kahi ʻōnaehana ʻekolu, aia lākou i ke kaulike mehana me kekahi. He kumu kēia Kānāwai i ke aʻo holoʻokoʻa o ka thermodynamics, ʻo ia ka lālā o ka physics e pili ana i ka wehewehe ʻana i nā kūlana kaulike ma kahi pae macroscopic.


ʻO ka hoʻohālikelike e hāpai i ka nui o ka nui o ka wela i hoʻololi ʻia i nā hoʻololi ma waena o nā kino, aia ke ʻano.

Q = M * C * T

Ma hea ʻo Q ka nui o ka wela i hōʻike ʻia i nā calorie, ʻo M ka nui o ke kino ma lalo o ke aʻo ʻana, ʻo C ka wela kikoʻī o ke kino, a ʻo Δ T ka ʻokoʻa o ka mahana.

I ka a ke kūlana kaulike, mālama ka nui a me ka wela i kā lākou kumu kumu, akā lilo ka ʻokoʻa mahana i 0 no ka mea, ʻo ke kūlana kaulike kahi i hoʻololi ʻole ʻia ai ka mahana.

ʻO kekahi kaulike nui no ka manaʻo o ke kaulike kaulike ka mea e ʻimi nei e hōʻike i ka mahana e loaʻa i ka ʻōnaehana hoʻohui. ʻAe ʻia i ka wā e hoʻokomo ʻia ai kahi ʻōnaehana o nā hunaahi N1, aia ma ka mahana T1, me kahi ʻōnaehana ʻē aʻe o nā hunaʻi N2 e kū ana i ka mahana T2, loaʻa ke anawaena kaulike e ke kumumanaʻo:

(N1 * T1 + N2 * T2) / (N1 + N2).


I kēia ala, hiki ke ʻike ʻia ke loaʻa ka nui o nā huna honua i nā ʻōnaehana ʻelua, hoʻemi ʻia ke anawaena kaulike i ka awelika ma waena o nā mahana mua ʻelua. Hiki ke hoʻonui ʻia kēia no nā pilina ma waena o ʻelua mau subsystem.

Eia kekahi mau laʻana o nā kūlana kahi e loaʻa ai ke kaulike kaulike:

  1. ʻO ke ana ʻana i ka mahana o ke kino ma o ka thermometer e hana pēlā. ʻO ka lōʻihi lōʻihi e pili ai ka thermometer me ke kino i mea e helu maoli ai i nā kekelē o ka mahana ma muli o ka manawa e hiki ai i ke kaulike kaulike.
  2. ʻO nā huahana i kūʻai ʻia aku ka 'kūlohelohe' hiki ke hele i loko o ka pahu hau. Eia nō naʻe, ma hope o kekahi manawa ma waho o ka pahu hau, i ka hoʻopili ʻana me ka nohona kūlohelohe, ua hōʻea lākou i ke kaulike kaulike me ia.
  3. ʻO ka paʻa mau o nā aniani i ke kai a ma nā pou kahi hihia kūikawā o ke kaulike kaulike. ʻO ka pololei, nā ʻōlelo aʻoaʻo e pili ana i ka hoʻomehana honua e pili nui me ka hoʻonui ʻana o ka mahana o ke kai, a laila kahi palekana o ka wai e hoʻoheheʻe ai ka hapa nui o kēlā hau.
  4. Ke hele mai kahi kanaka mai ka ʻauʻau ʻana, anuanu ʻo ia no ka mea ua hele mai ke kino i ke kaulike me ka wai wela, a i kēia manawa pono ia e hele i ke kaulike me ke kaiapuni.
  5. Ke nānā nei ʻoe e hōʻalili i kahi kīʻaha kope, e hoʻohui ana i ka waiū anuanu iā ia.
  6. Hoʻomaopopo loa nā mea e like me ka waiūpaka i nā loli o ka mahana, a me kahi manawa pōkole loa i ka launa ʻana me ke kaiapuni i ka mahana maoli, hele lākou i ke kaulike a hoʻoheheʻe.
  7. Ke kau nei i kou lima ma kahi pale anuanu, no kekahi manawa, ua anuanu ka lima.
  8. E hoʻoheheʻe iki kahi kīʻaha me kahi kilika o ka hau kalima ma mua o kekahi me ka hapahā o ka kilo o ka hau kalima like. Hana ʻia kēia e ka hoʻohālikelike kahi a ka nuipa e hoʻoholo ai i nā ʻano o ke kaulike kaulike.
  9. Ke waiho ʻia kahi pahu hau i loko o ke kīʻaha wai, aia kekahi mea like mehana. ʻO ka ʻokoʻa wale nō ke kaulike e hōʻike i kahi loli o ka mokuʻāina, no ka mea hele ia i 100 ° C kahi e hele ai ka wai mai kahi paʻa i kahi wai.
  10. E hoʻohui i ka wai anuanu i kahi kaha o ka wai wela, kahi e hiki wawe ai ke kaulike ma kahi anuanu i ʻoi aku ke anuanu ma mua o ke kumu.



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