Jawabanmu

2013-12-12T16:50:34+07:00
A) w = ....?
    v = w.R
    w = v/R = 300/15 = 20

b) f = ....?
    w = 2 .f
     f = w/2 = 20/2 = 10/a) w = ....?
    v = w.R
    w = v/R = 300/15 = 20

b) f = ....?
    w = 2 \pi  .f
     f = w/2 \pi  = 20/2 \pi  = 10/ \pi