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Given an optical axis MN and the posito...

Given an optical axis `MN` and the positons of a real object `AB` and its image `A 'B'`, detormine diagramatically the positon of the lens (its optical centre `O`) and its foci, it it a converging or diverging lens? Is the image real or virtual?

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The correct Answer is:
Converging; real

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RESONANCE ENGLISH-GEOMATRICAL OPTICS -Exercise-1
  1. Lenses are constructed by a material of refractive indices 1'50. The m...

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  2. Find the focal length of lens shown in the figure. Solve for three c...

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  3. Given an optical axis MN and the positons of a real object AB and it...

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  4. A thin lens made of a material of refractive indexmu2 has a medium of ...

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  5. Two glasses with refractive indices of 1.5 and 1.7 are used to make tw...

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  6. An object of height 1cm is set at angles to the optical axis of a dou...

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  7. A lens placed between a candle and a fixed screen forms a real tr...

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  8. A pin of length 1cm lies along the principle axis of a converging len...

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  9. The radius of the sun is 0.75xx10^(8)m and its distance from the eart...

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  10. A 5.0 diopter lens forms a virtual image which is 4 times the object p...

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  11. A diverging lens of focal length 20 cm and a converging mirror of foca...

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  12. A converging lens and a diverging mirror are placed at a separation of...

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  13. A point object is placed on the principal axis of a convex lens (f = 1...

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  14. A convex lens of focal length 20 cm and a concave lens of focal length...

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  15. Two identical thin converging lenses brought in contact so that thei...

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  16. A point object is placed at a distance of 15 cm from a convex lens. Th...

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  17. The convex surface of a thin concave-convex lens of glass of refractiv...

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  18. A certain material has refractive indices 1.56, 1.60 and 1.68 for red,...

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  19. A flint glass prism and a crown glass prism are to be combined in such...

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  20. Three thin prisms are combined as shown in figure. The refractive indi...

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