What should be the position of object with respect to focus of a convex lens of focal length 20cm So that a real and magnified image is obtained.Draw a ray diagram to show the formation.
Asked by amar chandniranjan | 29th Nov, 2014, 01:22: PM
A convex lens of focal length 20 cm forms a real and magnified image when the object is placed between 20 cm and 40 cm.
i.e. a convex lens forms real, inverted and magnified image when the object is placed between F and 2F. The image will be formed beyond 2 F.
The ray diagram will be:
Answered by Jyothi Nair | 1st Dec, 2014, 10:42: AM
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