derive the mirror formula and give me the tips to learn the mirror formula well.
Asked by haritsourabhharit
| 3rd Oct, 2010,
11:50: AM
Expert Answer:
Dear Student,
Refer to the ray diagram below:
We use similarity between various triangles.
Using triangles 2 and 3,

(1)

(2)

(3)

(4)

(5)
For a concave mirror f is positive. For a convex mirror, f is negative.
Hope that satisfies your query.
Regards
Team
TopperLearning

![]() |
(1) |
![]() |
(2) |
![]() |
(3) |
![]() |
(4) |
![]() |
(5) |
Answered by
| 4th Oct, 2010,
04:06: PM
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