ning oma inertsimomendid on teada: (1) osakujund poolring: 4 R 4 30 - pinnakeskme asukoht: a y1 = = = 12.73 12.7mm ; 3 3 R 2 30 2 - pindala: A1 = = = 1413.7 1414mm 2 ; 2 2 - telginertsimomendid: (1) R 4 30 4 I y1 = = = 318.08 10 3 mm 4 31.8cm 4 8 8 ; ( ) I z1 0.1098 R = 0.1098 30 = 88.93 10 mm 8.9cm
ning oma inertsimomendid on teada: (1) osakujund poolring: 4 R 4 30 - pinnakeskme asukoht: a y1 = = = 12.73 12.7mm ; 3 3 R 2 30 2 - pindala: A1 = = = 1413.7 1414mm 2 ; 2 2 - telginertsimomendid: (1) R 4 30 4 I y1 = = = 318.08 10 3 mm 4 31.8cm 4 8 8 ; ( ) I z1 0.1098 R = 0.1098 30 = 88.93 10 mm 8.9cm
annaabi.ee 
