during winter and summer seasons?
24. Frame any two questions to understand difference between convex lens and
concave lens
25.
Draw the shane of
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Explanation:
On passing the light through the lens, it bends the light rays towards each other (i.e., it converges the rays). ... A convex lens is thicker at the centre and thinner at the edges. A concave lens is thicker at the edges and thinner at the centre.
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