What are the important derivations for physics class 10th
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All derivations are important
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1.. Explain why a ray of light passing through the centre of curvature of concave minor gets reflected along the same path.
2.What is the important function of presence of ozone in earth’s atmosphere?
3.How are we able to see distant and nearby objects clearly? Which part of eye helps in changing curvature of lens? Why no image is formed at blind spot?
4.(a) Why magnification is taken negative for real images and positive for virtual images?
(b) Why convex mirror is used in rear view mirrors and not concave mirr...
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