Practice Problems
Thin Lens Equation
Directions:
On this worksheet you will be able to practice using the thin lens equation with spherical lenses.
omit
Question 1
A 16-cm tall object is placed 24 cm from a converging lens that has a focal length of 10 cm. At what
distance
from the lens will the image be formed?
14.0 cm
17.1 cm
5.8 cm
7.1 cm
omit
Question 2
How tall is the image formed in
Question 1
?
9.3 cm
11.4 cm
4.8 cm
3.9 cm
omit
Question 3
Describe the image formed in
Question 1
.
real and inverted
virtual and upright
omit
Question 4
The same 16-cm tall object is now placed 24 cm from a diverging lens that has a focal length of -21 cm. At what
distance
from the lens will the image be formed?
45.0 cm
3.0 cm
11.2 cm
2.2 cm
omit
Question 5
How tall is the image formed in
Question 4
?
7.5 cm
30.0 cm
2.0 cm
1.5 cm
omit
Question 6
Describe the image formed in
Question 4
.
real and inverted
virtual and upright
omit
Question 7
Which image, that produced in
Question 3
or in
Question 6
, was formed by converging rays?
Question 6
Question 3
omit
Question 8
Which lens could be used to produce a virutal image taller than the object?
Question 1
Question 4
omit
Question 9
At what
distance
in front of the lens in
Question 8
should the 16-cm tall object be placed to produce a virtual image that is 4 times taller?
2.5 cm
40.0 cm
7.5 cm
6.7 cm
PhysicsLAB
Copyright © 1997-2018
Catharine H. Colwell
All rights reserved.
Application Programmer
Mark Acton