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A convex lens held some distance above a...

A convex lens held some distance above a 6 cm long pencil produces its image of same size. One shifting the lens by a distance equal to its focal length, it again produces an image of the same size as earlier. Determine the image size.

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CHETANA PUBLICATION-OPTICS-EXERCISE
  1. Starting from lensmakers equation explain how it gets modified in case...

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  2. A dense glass double convex lens (n = 2) designed to reduce spherical ...

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  3. A convex lens held some distance above a 6 cm long pencil produces its...

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  4. A point object is kept 10 cm away from one of the surfaces of a thick ...

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  5. What are different types of dispersion of light?

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  6. Explain angular dispersion at a single surface.

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  7. Define dispersion of light.

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  8. Which colour deviates maximum and which colour deviates minimum on dis...

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  9. Explain lateral dispersion due to a plane parallel slab.

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  10. A fine beam of white light is incident upon the longer side of a plane...

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  11. Show that (i) A + delta = i + e

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  12. Derive the prism formula. Show that (i) n = frac(sin(frac(A + deltam...

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  13. For a glass prism (n = 1.5), having refracting angle 60^@. Determine t...

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  14. Derive an expression for thin prism.

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  15. Define angular dispersion for a prism. Obtain its expression for a thi...

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  16. Explain and define dispersive power of a transparent material. Obtain ...

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  17. For a dense flint glass prism of refracting angle is 10^@, obtain angu...

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  18. A manochromatic ray of light is incident at 37^@ on an equilateral pri...

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  19. From the given data set, determine angular dispersion by the prism and...

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  20. Explain 'mirage' as an illustration of refraction OR What is a mir...

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