(b) on which optical property does a lens work?
(C) Distinguish between a converging and a diverging lens from their (i)
Construction (ii) action point of view
(d) Which lens will always form a virtual and diminished image of the object?
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Answer b) focusing effect
Answer c) 1) In the convex lens, the curve is outward facing, whereas, in the concave lens, the curve faces inward.
2) When the light rays pass through the convex lens, it converges the light rays and focuses on one point.On the contrary, the image formed by the concave lens is erect, virtual and smaller, than the object.
Answer d) concave lens
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