a concave mirror has a radius of curvature of 40 cm. an object is placed at a distance of 20 cm from the pole of mirror on the principal axis.find the position of the image formed by the mirror
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Answer:
Explanation:
R=40 cm
therefore f=R/2=20 cm
which means the object is at the Focus.
Since the object is at focus therefore the image will be formed at infinity .
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