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What is lens formula ? Give its sign con...

What is lens formula ? Give its sign conventions

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MODERN PUBLICATION-REFRACTION OF LIGHT-EXERCISE
  1. What are the uses of optical fibre?

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  2. What are fibres?

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  3. What is lens formula ? Give its sign conventions

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  4. Obtain lens makers formula using the expression (mu1)/u + (mu2)/v = (m...

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  5. Prove the following formula when refraction takes place at a convex sp...

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  6. The image of a candle is formed by a convex lens on a screen. The lowe...

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  7. By giving sign-conventions, derive the lens formula relating object di...

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  8. By giving sign-conventions, derive the lens formula relating object di...

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  9. Derive lens formula [frac(1)(v)-frac(1)(u)=frac(1)(f)] for a thin con...

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  10. Draw a ray diagram to show how the image is formed when the object is ...

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  11. Define linear magnification produced by a lens.Hence derive expression...

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  12. What do you mean by linear magnification produced by a lens? Derive it...

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  13. What is meant by linear magnification of a spherical mirror? Derive ex...

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  14. What do you mean by linear magnification produced by a lens? Derive it...

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  15. By giving sign-conventions, derive the lens formula relating object di...

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  16. Give the position and nature of image of an extended object for differ...

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  17. Define power of a lens

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  18. Derive the expression for the power of two thin lenses placed in conta...

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  19. Derive the expression for the power of two thin lenses placed in conta...

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  20. Derive the expression for the power of two thin lenses placed in conta...

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