This preview shows pages 1–3. Sign up to view the full content.
Solution for Lab Quiz 26 Optical Elements
Solution to Lab Quiz Problem 26.1(Wavelength of Orange Laser)
Problem:
Orange light with wavelength
600nm
in vac
uum is incident on a material with index of refraction
50
.
Calculate the velocity and frequency of the light in the
material.
Select One of the Following:
(a)
3
×
10
8m
s
,
1
×
10
13
Hz
.
(b)
6
×
10
6m
s
,
1
×
10
13
Hz
.
(c)
6
×
10
6m
s
,
5
×
10
5
Hz
.
(dAnswer)
6
×
10
6m
s
,
5
×
10
14
Hz
.
(e) Toby
Solution
The velocity of light in a material is reduced by the index
of refraction
c
n
=
c/n
= 3
×
10
8m
s
/
50 = 6
×
10
6m
s
. The
frequency in the material is the same as the frequency in
vacuum. The frequency is related to the wavelength by
f
=
c
λ
=
3
×
10
8m
s
600
×
10
−
9
m
= 5
×
10
14
Hz
Total Points for Problem: 3 Points
Solution to Lab Quiz Problem 26.2(Image Distance From Convex Mirror)
1
This preview has intentionally blurred sections. Sign up to view the full version.
View Full DocumentProblem:
A convex mirror has a radius of curvature
of magnitude

r

= 50
.
cm
. An object is
20
.
cm
from the
mirror. Compute the image distance.
This is the end of the preview. Sign up
to
access the rest of the document.
 Spring '10
 Stewat
 Light

Click to edit the document details