SamuwarKimiyya

Ikon da wutar lantarki yanzu. yana da kawai

Tambayar da abin da ikon da wutar lantarki yanzu, ba da mafi sauki. Don zama gaske gaba daya m, yana da matukar wuya. Amma wannan shi ne daya daga cikin muhimman matsalolin na biyu kimiyyar lissafi da kuma sauran kimiyya tarbiyya alaka da wutar lantarki. A rayuwar yau da kullum, mu sau da yawa da yin amfani da wannan ra'ayi.

Ba tare da faruwa a cikin wani cikakken bayani, abin da yake cikin wutar lantarki halin yanzu da kuma abin da yake da yanayi, don fahimtar related tafiyar matakai mu yi amfani da misalin da creek. Ruwa yana gangarowa daga cikin mafi girma da wuri daga cikin site saukar. Ga lantarki halin yanzu halin da ake ciki shi ne irin wannan, yana tafiya daga batu da wani babban m ga wani aya ƙananan m. The girma na m bambancin da ake kira da irin ƙarfin lantarki, denoted da wasika U da aka auna a raka'a kira volts.

Bari mu koma sake zuwa rafi. Lokacin da ya kwarara ruwa daga wani tsawo na nisin kan canja wurin na wani adadin shi daga wuri daya zuwa wani. Lokacin da na yanzu da kwarara faruwa game da wannan abu: wasu yawa na wutar lantarki da aka canjawa wuri daga wuri daya zuwa wani. Don auna wannan tsari akwai wani lokaci na yanzu, shi ne m matsayin adadin wutar lantarki wucewa da naúrar lokaci ta hanyar da shugaba sashe. By misalin da wani spring wajen, wani yawa na ruwa ya wuce ta hanyar zaba rabo da naúrar lokaci. Nuna ta yanzu karfin alama ce na, to auna shi a can ne na musamman naúrar - amps.

Wadannan biyu Concepts - da irin ƙarfin lantarki da kuma amperage - yi a matsayin babban halaye na lantarki.

Ruwa mai gudãna daga sama zuwa kasa, daukawa da shi a wasu makamashi. Samun irin su injin turbin ruwa, shi zai sa juyawa daga cikin karshen kuma yi wasu aiki. Hakazalika, lantarki halin yanzu za a iya yi aiki. Wannan aiki da aka yi a daya biyu, kuma shi ne ikon da wani lantarki a halin yanzu. Yana sanya shi ta hanyar wasika P, kuma shi ne auna a watts.

The aikin yi tare da ruwa a fall, m da ta adadin fadowa cikin injin turbin ruwan wukake, kuma da abin da ta fada tsawo. A mafi ruwa mafi girma da tsawo daga wanda shi da dama, da karin aikin aka yi. Hakazalika, da hakan da irin ƙarfin lantarki (bambanci a ruwa tsawo) da kuma amperage (Ina nufin, ruwa), da karin da aikin yi, da kuma inganta, ikon lantarki a halin yanzu.

Idan ka yi kokarin formalize wannan mas'ala, to, duk za a iya bayyana ta a sauki dabara:

P = I * U,

inda: P - ikon lantarki halin yanzu a watts.

I - yanzu a amperes.

U - ƙarfin lantarki, a volts.

Wannan shi ne ainihin dabara da wanda za ka iya sanin ko da damar da lantarki.

Duk da haka, da wutar lantarki yanzu gudana ba wani wuri a cikin m sharuddan, amma a hakikanin haihuwarka da cewa suna da nasu halaye. A musamman, da shugaba ne mai juriya, da kuma irin ƙarfin lantarki U da kuma yanzu da na suna da nasaba a sarkar inda DC halin yanzu gudana ta hanyar juriya Ohm ta dokar. Saboda haka cewa da ikon kewaye DC iya optionally a iya bayyana cikin sharuddan juriya, ko la'akari da halaye na sarkar a cikin magana ga ikon yanzu da kuma irin ƙarfin lantarki hade Ohm ta dokar.

Saboda gaskiya cewa kewaye yana da wani juriya, ba duk da makamashi amfani da su na yin amfani aiki. Sashe na daga shi aka rasa a lokacin da nassi daga cikin sarkar. Saboda haka, mai shigowa makamashi, Ina nufin ikon tushen samar da makamashi ya zama mafi girma daga ikon da ake bukata a yi a wasu aiki. Ya kamata a za'ayi da ake kira makamashi balance - damar ba source dole ne daidai da ikon cinye ta da kaya da kuma ikon rasa a wani shugaba na wutar lantarki.

Aƙalla daya zai iya samun wani bayyani na abin da wani ikon da lantarki kamar yadda aka bayyana, a kan wanda ya dogara.

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