Jawabanmu

2014-04-06T20:53:46+07:00
No. 16
v = λ f
450 = 300λ
λ = 1,5 m

No.1 essai
v = λ f
250 = 0,5λ
λ = 500 m

No.2 essai
v = λ f
v = 6 x 4
v = 24 m/s

No.3 essai
600 kali = 2 sekon
berarti 1 sekon = 300 kali
kalo 10 menit = 60 sekon x 10 = 600 sekon
jadi dia berputar = 600 x 300 = 180.000 kali.