A convex lens forms an image 16 cm long of an object 4 cm long kept at a distance 6 cm from the lens. The object and the image are kept on the same side of lens.
(a) What is the nature of image?
(b) Find: (i) the position of image, and (ii) the focal length of the lens.
Answers
Answered by
1
Answer:
h
i
=
16
c
m
h
o
=
4
c
m
u
=
−
6
c
m
f
=
?
m
=
h
i
/
h
o
=
v
/
u
⇒
16
/
4
=
v
/
−
6
⇒
v
=
−
24
c
m
Explanation:
h
i
=
16
c
m
h
o
=
4
c
m
u
=
−
6
c
m
f
=
?
m
=
h
i
/
h
o
=
v
/
u
⇒
16
/
4
=
v
/
−
6
⇒
v
=
−
24
c
m
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