Torque, lokacin, ko lokacin ƙarfi (duba kalmomin da ke ƙasa) shine hali na ƙarfi don juya abu game da axis, fulcrum, ko pivot.
Yana auna yawan ƙarfin da kayan aiki zai iya juyawa, kamar tare da rawar gani ko wani kayan aiki. Idan ba tare da isassun juzu'i ba, wasu ayyuka waɗanda ke buƙatar ƙarin ƙarfi ba za su yi yuwuwar yin aiki da kayan aiki ba.
Kamar yadda karfi ke zama turawa ko ja, ana iya la'akari da juzu'i kamar karkata zuwa abu.
A ilimin lissafi, an ayyana juzu'i a matsayin samfurin giciye na lefa-hannu mai nisa da kuma ƙarfin motsi, wanda ke ƙoƙarin samar da juyawa.
A hankali magana, jujjuyawar juyi tana auna ƙarfin jujjuyawa akan abu kamar guntu ko tawul ɗin tashi.
Misali, turawa ko ja hannun mashin da aka haɗa da goro ko guntun goro yana haifar da juzu'i (ƙarar juyewa) wanda ke sassauta ko ɗaure goro ko kulle.
Alamar juzu'i shine yawanci harafin Helenanci tau. Lokacin da aka kira lokacin ƙarfi, ana yawan nuna shi M.
Girman jujjuyawar ya dogara da adadi uku: ƙarfin da aka yi amfani da shi, tsawon hannun lever ɗin da ke haɗa axis zuwa wurin aikace-aikacen ƙarfi, da kusurwar da ke tsakanin vector mai ƙarfi da hannun lever.
R shine madaidaicin motsi (vector daga wurin da aka auna karfin juyi (yawanci axis na juyawa) zuwa wurin da ake amfani da karfi), F shine ƙarfin ƙarfin, × yana nuna samfurin giciye, θ shine kwana tsakanin karfi vector da lever hannu vector.
Tsawon hannun lever yana da mahimmanci musamman; Zaɓin wannan tsayin daidai ya ta'allaka ne a bayan aikin levers, jakunkuna, gears, da galibin sauran injuna masu sauƙi waɗanda suka haɗa da fa'idar inji.
Naúrar SI don juzu'i ita ce mitar newton (N⋅m). Don ƙarin kan raka'o'in juzu'i, duba Raka'a.
Ni Joost Nusselder, wanda ya kafa Likitan Kayan aiki, mai tallan abun ciki, kuma uba. Ina son gwada sabbin kayan aiki, kuma tare da ƙungiyara Na ƙirƙira zurfafan labaran yanar gizo tun daga 2016 don taimakawa masu karatu masu aminci tare da kayan aiki & dabarun ƙira.
