Answer
Kwifungisha kwizengurutsa impeta iranga agace gato kumurongo wimbere 'ufunga' ahantu h'inyuma. Ibi birinda impeta kwaguka kuri RPM ndende cyangwa munsi yinyeganyeza. Ikibazo mugihe cyo kwishyiriraho ni ukureba ko tab ikanda neza. Niba impeta yicaye mu buryo budakwiye, uburyo bwo gufunga ntibuzitabira, kandi impeta irashobora kunanirwa ku muvuduko uri munsi yabigenewe. Abatekinisiye bakunze gukoresha ikizamini 'gukanda' cyangwa kugenzura amashusho hamwe na borescope kugirango bemeze gusezerana. Mu iteraniro rya turbine yo mu kirere, iyi mikorere yo kwifungisha irakomeye kuko impeta isanzwe amaherezo 'yinyeganyeza' muri ruhago nubwo umutwaro wa axial umutwaro ari muke.