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Draw the ray diagarm in each case to sho...

Draw the ray diagarm in each case to show the position and nature of the image formed when the object is placed:
in front of a concave lens.

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MODERN PUBLICATION-REFLECTION AND REFRACTION-EXAMPLE
  1. Draw the ray diagarm in each case to show the position and nature of t...

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  2. A concave mirror of focal length 20 cm forms a real image at a distanc...

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  3. A convex mirror used on an automobile has a radius of curvature of 3 m...

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  4. An object 1 cm high is place on the axis and 15 cm from a concave mirr...

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  5. The image formed by a concave mirror is half in size of the object. If...

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  6. An object 5 cm high is placed at a distance of 10 cvm from a convex mi...

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  7. When an object is placed at a distance of 60 cm from a convex spherica...

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  8. Find the position of an object which when placed in front of a concave...

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  9. An object is placed 10 cm from a concave mirror of radius of curvature...

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  10. An object is placed 15 cm from a convex mirror of radius of curvature ...

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  11. A 4.5 cm needle is placed 12 cm away from a convex mirror of focal len...

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  12. What is the speed of light?

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  13. If refractive index of glass w.r.t. air is 1.55, then what is the refr...

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  14. The refractive index of water is 4/3 and flint glass is 1.65. What is ...

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  15. A ray of light passes from to air to glass at an angle of incidence of...

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  16. Monochromatic light of wavelength 589 nm is incident from air on a wat...

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  17. The refractive index of diamond is 2.42 and that of glass is 1.5. find...

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  18. A ray of light of frequency of 5 xx 10^(14)Hz is passed through a liqu...

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  19. Velocity of light in a medium is 1.5xx10^8 ms^-1. Find the refractive ...

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  20. The refractive index of diamond is:

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  21. A ray of light passes from air to glass. The glass of incidence is 45^...

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