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What are the laws of refraction? Describ...

What are the laws of refraction? Describe.

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R G PUBLICATION-RAY OPTICS AND OPTICAL INSTRUCMENTS-EXERCISE
  1. Write down the lens makers formula. Will there be change of focal leng...

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  2. Draw a neat diagram of image formated by a concave mirror with an obje...

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  3. What are the laws of refraction? Describe.

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  4. Draw a ray diagram to show the lateral shift of a ray refracted throug...

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  5. Write an experimental denomstration to show the total internal reflect...

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  6. Give some examples of total internal reflection in nature.

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  7. What is optical fibres? What principle is used in it?

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  8. Write a short note on optical fibre.

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  9. Deduce the equation for the refraction at a spherical surface seperati...

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  10. Deduce the familiar thin lens formula 1/v-1/u=1/f.

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  11. What is dispersion by a prism. Write with a ray diagram.

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  12. Write a brieft note on formation of a rainbow.

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  13. What is hypermetropia Describe.

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  14. Draw the ray diagram of a simple microscope.

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  15. Write the working of a compound microscope with a ray diagram for the ...

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  16. Write the working principle of a telescope.

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  17. Derive lens maker's formula for a spherical surface.

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  18. For a simple microscope prove that magnification m=1+D//f.

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  19. For a compound microscope prove that magnification is multiplied.

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  20. Describe the working and construction of Galileos telescope.

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