Hape ithute mehlala ea lipotso mabapi le lebelo la tangential le lebelo la angular
Haeba ntho e potoloha ka ho le letona 'me e phethela potoloho e le 'ngoe (360o) ka motsotsoana o le mong, joale lebelo le leholo la angular Likarolo tsohle tsa fene li potoloha ka motsotsoana o le mong = 360o/motsotswana = 6,28 radians/motsotswana mme tsela eo lebelo la angular le tsamayang ka yona e ya ka watjhe. Haeba radius ya fene e le 20 cm, moedi wa fene o tsamaya ka sedikadikwe ka kecepatan ea (2)(3,14)(20 cm) / motsotsoana o le mong = 125,6 cm/s = 1,256 m/s. Ntlha e leng 1 cm (0,01 m) ho tloha mothating e tsamaea ka selikalikoe ka kecepatan ea (2)(3,14)(1 cm) / motsotsoana o le mong = 6,28 cm/s = 0,0628 m/s. Ha r e le nyane, lebelo le ba lenyenyane. motsamao o chitja, lebelo hangata le bitsoa lebelo la tangential. Le bitsoa tangential hobane tataiso ea lebelo kamehla e shebane le tsela e chitja.
Kamano pakeng tsa lebelo le lebelo la angular e hlaloswa ka equation:
Mohlala oa mathata.
1. Boholo ba lebelo la angular Letsoho la bobeli ke li-radian tse 6,28 ka motsotso. Ke tse kae lebelo le phahameng ntlha e bohōle ba 2 cm ho tloha mothating?
Puisano
