Question

What is the magnification produced if the image is formed at a dostance of 2f fro. the pole of a concave mirror ?​

Answer 1

Answer:

Explanation:

An object is placed at a distance 2f from the pole of a convex mirror of focal length f . What is the magnification?

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U=-2f

V=?

1/u+1/v=1/f

1/-2f + 1/v = 1 /f

1/v= 1/f + 1/2f

V = 2f/3

Now, m=-v/u

=-2f/3*-2f

=1/3

Answer 2

Answer:

U=-2f

V=?

1/u+1/v=1/f

1/-2f + 1/v = 1 /f

1/v= 1/f + 1/2f

V = 2f/3

Now, m=-v/u

=-2f/3*-2f

=1/3