P17_002.PDF

(56 KB) Pobierz
Chapter 17 - 17.2
2. (a) For visible light
f min =
λ max = 3 . 0 × 10 8 m / s
c
10 9 m =4 . 3
×
10 14 Hz
700
×
and
λ min = 3 . 0
×
10 8 m / s
f max =
10 9 m =7 . 5
×
10 14 Hz .
400
×
(b) For radio waves
λ min =
λ max = 3 . 0
c
×
10 8 m / s
10 6 Hz =1 . 0m
300
×
and
10 8 m / s
c
λ min
= 3 . 0
×
λ max =
10 6 Hz =2 . 0
×
10 2 m .
1 . 5
×
(c) For Xrays
f min =
λ max = 3 . 0
c
×
10 9 m =6 . 0
×
10 16 Hz
5 . 0
×
and
10 8 m / s
λ min = 3 . 0
×
f max =
10 11 m =3 . 0
×
10 19 Hz .
1 . 0
×
c
10 8 m / s
c
643284322.001.png
Zgłoś jeśli naruszono regulamin