Physics


Chapter : 3. Light Reflection

Image Formation by Convex Mirror

(B) BY Convex Mirror :
(1) Object at infinity
A point object lying on the principal axis.
Rays come parallel to the principal axis and after reflection from the mirror, appear to diverge from focus F behind the mirror.
The image is formed at F.
The image is virtual and point sized. [fig.]

Fig. Convex mirror : point object at infinity, virtual image at focus.
(2) Object at anywhere on principle axis

Image is virtual & point sized.

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