A circle mirror produces an image of magnification -1 on a screen placed at a distance of 50 cm from the mirror.
(a) write the type of mirror.
(b) find the distance of the image from the object.
(c) what is the focal length of the mirror.
(d) draw the row diagram to show the image formation in this case.
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Answer:
(a) It is a converging mirror, or concave mirror.
(b) 0 cm
(c) 50 cm
(d) (in attached image)
Explanation:
As the magnification is in ‘-‘ (negative) it is a concave mirror, and as the magnification is 1, the image size = the object size, or the object is placed at the centre of curvature.
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