How is the focal length of a lens affected by change in(1) radii of curvature of two surfaces of lens (2)refractive index of the material of lens?
Asked by Kanwaranita10 | 7th Aug, 2019, 05:41: PM
Answered by Utkarsh Lokhande | 7th Aug, 2019, 06:27: PM
- Q. An object is placed at a distance of 24 cm in front of a convex lens of focal length 8 cm. (i) What is the nature of the image formed? (ii) Calculate the distance of the image from the lens. (iii) Calculate the magnification of the image.
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