Question

Write the sign
convention for
object distance,
image distance and
magnification​

Answer 1

Answer:

Here, h is the height of image and h is the height of the object. Magnification is also equal to the ratio of image distance to the object distance. As the object is always above the principal axis, the height of the object is always positive. But sign for image height may vary according to the type of image formed.

Explanation:

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