Optics and Waves Flashcards
1
Q
Wave equation
A
2
Q
Wave equation solution
A
3
Q
wave number
A
k = 2π/λ
4
Q
Period relationship to frequency
A
T = 2π/ω
5
Q
Angular frequency relationship to frequency
A
ω = 2πf
6
Q
Phase velocity
A
ω/k
Velocity of an individual wave crest
7
Q
Group velocity
A
dω/dk
Speed at which information is transmitted
8
Q
Speed of a wave in a string
A
9
Q
angular frequency and wave number relationship to the speed of light
A
ω/k = c/n
10
Q
Wavelength of light in a medium
A
λ/n
11
Q
Transmitted intensity of polarized light incident on a polarizer
A
I=I0cos2θ
12
Q
Constructive interference
A
δ = 2nπ
13
Q
Brewster’s angle
A
14
Q
Destructive interference
A
δ = (2n+1)π
15
Q
Phase
A
δ = kΔx