A concave mirror of focal length 1.5 m forms an image of an object placed at a distance of 40 cm. Find the position and nature of the image
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Answer:
According to the question;
Focal length (f) = -1.5m;
Object distance (u) = -40cm = 0.40m; (1m = 100 cm)
By mirror formula;
⇒
⇒
⇒ v = 0.5454m = 54.54cm (1m = 100 cm).
Since v = 54.54cm which is positive hence image is behind the mirror.
The image is formed at the distance of 54.54 cm behind the mirror and is virtual and erect.
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image distance 6oo/11 and image is real and inverted
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