Describe the nature of an image formed when an object is placed at a distance of 20 cm from a concave mirror of focal length 10cm
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R=Radius of curvature
F= focal length
R=2F
F=10
R=20
So, the object is at R
Therefore, the image is real, inverted, formed at R and of the same size as the image.
F= focal length
R=2F
F=10
R=20
So, the object is at R
Therefore, the image is real, inverted, formed at R and of the same size as the image.
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