the focal length of a converging lence is 20 a 2cm object is 60from a lence of refractive index is 1.5 find the radius 1 if the curve of the lence
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Focal length = distance between focus and center of curvature =20 cm
Since 2F=40 cm
It is given that object is kept at 60 cm from center of curvature since object is beyond 2F.
Nature of image → Real and inverted
Size of image → Smaller
Position → Between F and 2F on other side of lens.
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