Jawabanmu

2013-12-10T19:03:53+07:00
A) T = 30/20 = 1,5
B) F=  \frac{20}{30} = 0,67
C) V=2 \pi RF = 9,38 \pi m/s
D) LAJU ANGULER =V/R = 9,38/7=1,34 RAD/S