CH. 8 Light and Optics formulas Flashcards
1
Q
Speed of light
A
C= f * lambda
2
Q
Law of reflection
A
theta 1 = theta 2
3
Q
optics equation
A
1/f= 1/o + 1/I =2/r
4
Q
magnification
A
mio aka ( m= -i/O)
5
Q
index of refraction
A
n= c/v
6
Q
snell’s law
A
n1sintheta1 = n2 sin theta2
7
Q
critical angle
A
theta c= sin^-1 ( n2/n1)
8
Q
Power
A
P= 1/f
9
Q
focal length multiple lens system
A
1/f = 1/f1 + 1/f2…
10
Q
Power of multiple lens system
magnification of multiple lens system
A
P = P1 + P2 + P3 ... M= M1 + M2 + M3
11
Q
positions of dark fringes in slit lens setup
A
a sin theta = n * lambda
12
Q
position of dark fringes in double slit setup
A
d sin theta = ( n+ 1/2) lambda
