PTCko te tikanga "Taurangi Mahana Pai" i roto i te whakamahana motuka. He nui te wera e puta mai ana i te miihini o te motuka wahie tikanga ina tīmatahia. Ka whakamahia e ngā miihini motuka te wera o te miihini hei whakamahana i te motuka, hei whakamahana hau, hei whakarewa, hei tango kohu, hei whakamahana nohoanga me ērā atu mea.Heoi, i roto i tētahi waka hiko hou, ko te motuka hiko te whakakapinga mō te miihini, he iti ake te wera e puta mai ana i tana mahi i te miihini. Ko te pākahiko te whakakapinga o te penehīni, he tino tairongo hoki te kete pākahiko i roto i te pūtau pākahiko ki te pāmahana, engari me whai pāmahana motuhake hoki hei whakarite kia haumaru, kia whai hua hoki te rokiroki me te hurihanga. Ko te whakamahana, mai i te hurihanga pūngao, te miihini mō te penehīni mā te tahunga ki te wera, te wera ki te pūngao miihini, ko te motuka te hurihanga tika o te pūngao hiko ki te pūngao miihini, mai i te tere hurihanga, ka nui ake te pūngao e moumouhia e te miihini, kāore e taea te moumou i taua wāhanga o te pūngao, i te rangi makariri, ka taea e koe te whakamahana mā te pūnaha hauhautanga, engari kāore e ranea te wera i hangaia e te motuka ki te whakamahana i te motuka katoa me te kete pākahiko.
Engari he iti noa te pāmahana e taea ai e te tinana tangata te urutau ki roto, me pēhea te mahi?
Tāpirihia he "haumātao mahana"Whakamahana PTCki te motuka.
He rite ki te nuinga o ngā taputapu whakamahana hiko, pērā i ngā oumu raihi, ngā oumu whakawera, ngā hauhautanga, me ētahi atu.Ngā whakamahana PTCKa whakamahia hoki hei whakaputa i te nui o te wera mā te whakakaha i ngā rauemi wera pēnei i ngā waea ātete/uku uku hei whakarato i te wera e hiahiatia ana e te waka. Mēnā kāore i te rawaka tētahi, ka tāpirihia tētahi atu, ka whakanuia anō rānei te mana. Ko te wera e puta ana Q=I²R*T, he pumau te iahiko, ko te nui ake o te uara ātete, ko te nui ake o te mana, ko te nui ake o te wera e puta ana i ia wā; he pumau te iahiko, he pumau te uara ātete, ko te roa ake o te wā, ko te nui ake o te pūngao e pau ana.
Wā tuku: Maehe-09-2023