please can u explain me cartesians sign convention and the formation of images by cancave and convex

Asked by  | 5th May, 2008, 02:40: PM

Expert Answer:

Refer to NCERT class-Xth book, chapter: Light-Reflection & Refraction, page no.- 165 -169.



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Answered by  | 22nd May, 2008, 12:08: PM

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