Question

give this answer also please​

Answer 1

Answer:

Magnification of a lens is defined as the ratio of the height of image to the height of object. It is also given in terms of image distance and object distance. It is equal to the ratio of image distance to that of object distance.

m=hiho=vu

Where, m= magnification

hi= height of image

ho= height of object

Explanation:

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Answer 2

✏️A lens formula may be defined as the formula which gives the relationship between the distance of image (v), distance of object (u), and the focal length (f) of the lens. It may be written as: Where, v = Distance of image from optical centre of lens........

✌️Magnification produced by Convex Lens✌️

✏️ Magnification is positive for virtual image and negative for real image