An object of height 3 cm is placed at a distance of 10 cm in front of a concave mirror/convex lens of focal length 20 cm.Find the position,size and nature of the image.
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Answer:
The image is inverted and magnified 10 times
the image is real
the image is formed on 2f2
Explanation:
By using formula
*1/v =1/-u + 1/f
we get v as 20
then by magnification formula
*m=20/-2 =-10
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