A plano-concave lens is placed on a pape...

A plano-concave lens is placed on a paper on which a flower is drawn. How far above its actual position does the flower appear to be?

`10 cm`

`15cm`

`50cm`

none of these

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RESONANCE-GEOMATRICAL OPTICS -Exercise-1

There is a small black dot at the centre C of a solid glass sphere of ...
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The image for the converging beam after refraction through the curved ...
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A plano-concave lens is placed on a paper on which a flower is drawn. ...
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A beam of diameter 'd' is incident on a glass hemisphere as shown. If ...
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A convexo-concave convergent lens is made of glass of refractive index...
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Two symmetric double convex lenses A and B have same focal length but ...
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When a lens of power P (in air) made of material of refractive index m...
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A lens behaves as a converging lens in air and a diverging lens in wat...
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The sun subtends an angle of (1//2)^(@) on earth. The image of sun is ...
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A thin lens focal length f(1) and its aperture has diameter d. It form...
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A thin symmetrical double convex lens of power P is cut into three par...
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In the figure shown, there are two convex lenses L(1) and L(2) having ...
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An object is placed at a distance u from a concave mirror and its real...
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The minimum distance between a real object and its real image formed b...
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Two planoconvex lenses each of the focal length of10cm&refractive inde...
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A plano-convex lens, when silvered at its plane surface is equivalent ...
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