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What is prism? Explain deviation in glas...

What is prism? Explain deviation in glass prism by drawing a ray diagram

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Write deviation formula for prism.

What is a prism, refracting faces and angle of prism?

A given ray of light suffers minimum deviation in an equilateral prism P. Additional prism Q and R of identical shape and of the same material as P are now added as shown in figure. The ray will now suffer .

How does the angle of minimum deviation of a glass prism vary, if the incident violet light is replaced by red light? Give reason.

How does the angle of minimum deviation of a glass prism of refractive index 1.5 change,if it is immersed in a liquid of refrctive index 1.3?

A ray of light passing through an equilateral traingular glass prism from air undergoes minimum deviation,when angle of incidence is 3//4 of the angle of prism.Clculate the speed of light in the prism.

A ray of light is incident on an equilateral glass prism placed on a horizontal table.For minimum deviation,which of the follosing is true? .

A ray of light is incident on the glass prism at an angle of 40^@ .Find the angle of emergence,if the angle of prism is 60^@ and refractive index.

Describe the working of a prism binocular with a suitable diagram.

MBD-THE HUMAN EYE AND THE COLOURFUL WORLD-EXAMPLE
  1. Why does star appears red in colour?

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  2. Why does the sky appears dark instead of blue to an astronaut?

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  3. What is prism? Explain deviation in glass prism by drawing a ray diagr...

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  4. What is meant by dispersion of light explain with the help of diagram ...

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  5. When a ray of light passes through a glass prism then a spectrum is ob...

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  6. When a ray of light passes through a glass prism then a spectrum is ob...

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  7. When a ray of light passes through a glass prism then a spectrum is ob...

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  8. Describe an experiment to show that different color of white light can...

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  9. What is name of defect of eyes due to loss of elasticity of eye-lens? ...

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  10. What is the function of ciliary muscles in the eye?

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  11. Why is eye considered the best gift of god?

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  12. When we enter some dark room then for some time we are not able to see...

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  13. What type of lens is present in front of eyeball?

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  14. What is the function of retina in human eye?

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  15. Why do we experience difficulty when we read from too close?

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  16. Why do aged person need spectacles for reading ?

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  17. What is cataract? How is it corrected?

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  18. What is the necessity of eye donation? Explain

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  19. What things we should take into account while donating eyes?

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  20. What is meant by least distance of distinct vision?

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