Medium
The ray diagram given below illustrates the experimental setup for the determination of the focal length of a converging lens using a plane mirror.
$(i)$ State the magnification of the image formed.
$(ii)$ Write two characteristics of the image formed.
$(iii)$ What is the name given to the distance between the object and the optical centre of the lens in the given diagram?
$(i)$ State the magnification of the image formed.
$(ii)$ Write two characteristics of the image formed.
$(iii)$ What is the name given to the distance between the object and the optical centre of the lens in the given diagram?
(N/A) $(i)$ The magnification of the image formed is unity (or $1$).
$(ii)$ The image formed is $(1)$ real and $(2)$ inverted,and it is formed at the same position as the object.
$(iii)$ The distance between the object and the optical centre of the lens is called the focal length of the lens.
$(ii)$ The image formed is $(1)$ real and $(2)$ inverted,and it is formed at the same position as the object.
$(iii)$ The distance between the object and the optical centre of the lens is called the focal length of the lens.
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