Question:

A. An object is 1.0 cm tall and its erect image is 4.0 cm tall. What is the exact magnification? B. When using the Lens Equation

A. An object is 1.0 cm tall and its erect image is 4.0 cm tall. What is the exact
magnification?
B. When using the Lens Equation, a virtual image has a
a. positive object distance
b. negative image distance
C. The scale at the bottom of the diagram is calibrated in cm. Find the focal length of
the lens (in cm). (Do not include units with the answer.)
image
object
20
10
30
40
50
60
ulu

A. An object is 1.0 cm tall and its erect image is 4.0 cm tall. What is the exact magnification? B. When using the Lens Equation, a virtual image has a a. positive object distance b. negative image distance C. The scale at the bottom of the diagram is calibrated in cm. Find the focal length of the lens (in cm). (Do not include units with the answer.) image object 20 10 30 40 50 60 ulu

Answer

4
4
1
A (4) magnification (m) height of image
height of object
(B)
A virtual image has object, eve
lens is
tve
image
=
concave
image
(-ve) -
object
(4 vol
(0)
can see,
51-31 - +20
From the scale given, we
V = +51
and
U + 9
and lens position di =+31
5) Vo=po sition of image wirt lens = v li -
Usposition of object wiot Lensa U-li = 9-3) = -22
. u
now by applying lens formula,
=)
I
f
If 1/20
+ /
f
[10.48 cr
uo
+20
-22
vo
f
--)
22
-)
20x 22
11
।।
20+22

4 4 1 A (4) magnification (m) height of image height of object (B) A virtual image has object, eve lens is tve image = concave image (-ve) - object (4 vol (0) can see, 51-31 - +20 From the scale given, we V = +51 and U + 9 and lens position di =+31 5) Vo=po sition of image wirt lens = v li - Usposition of object wiot Lensa U-li = 9-3) = -22 . u now by applying lens formula, =) I f If 1/20 + / f [10.48 cr uo +20 -22 vo f --) 22 -) 20x 22 11 ।। 20+22

Download to Get Personalized Solutions

Take a picture of your question and get a handwritten, expert solution in 15 mins on average.

done

Download to Get Personalized Solutions

Take a picture of your question and get a handwritten, expert solution in 15 mins on average.

Download to Get Personalized Solutions