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In the above figure (ray diagram), state...


In the above figure (ray diagram), state the angle of incidence and the angle of deviation.

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`angle PQN = i = ` Angle of incidence
` angle P.OR = D = ` Angle of deviation
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In the above figure (ray diagram), state angle of incidence, angle of emergence and angle of deviation.

What is incidence angle ?

A ray of light passes through an equilateral prism (refractive index 1.5 ) such that angle of incidence is equal to angle of emergence and the latter is equal to 3//4 th of the angle of prism. Calculate the angle of deviation.

Define deviation angle.

Find the lateral shift of a light ray while it passws through a parallel glass slab of thickness 10 cm places in air. The angle of incidence in air is 60^(@) and the angle of refraction in glass is 45^(@) .

A prism of refractive index sqrt(2) has refractive angle 60^(@) . Find the angle of incidence so that a ray minimum deviation.

For a prism, angle of prism is 60^@ and it.s refractive index is 1.5, find (1) angle of incidence corresponding to the angle of minimum deviation and (2) angle of emergence for angle of maximum deviation.

A ray of light is incident on the surface of a glass plate at an angle of incidence equal to Brewster's angle phi . If mu represents the refractive index of glass with respect to air, then the angle between reflected and refracted rays is

A beam of monochromatic light is incident at i= 50^(@) on one face of an equilateral prism, the angle of emergence is 40^(@) , then the angle of minimum deviation is :

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KUMAR PRAKASHAN-THE HUMAN EYE AND THE COLOURFUL WORLD-OBJECTIVE QUESTIONS AND ANSWERS (Answer the following questions in very short as directed (Miscellaneous) )
  1. The far point of a myopic eye is 100 cm. What is the focal length of t...

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  2. The near point of a hypermetropic eye is 75 cm. What is the focal leng...

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  3. The eye lens of human eye is a double convex lens. Agree or Disagree?

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  4. Cone-shaped retinal cells respond to the brightness or intensity of li...

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  5. Which property of vision is used in cinematography ?

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  6. What is aqueous humour ?

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  7. What is the maximum power of accommodation of a normal eye ?

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  8. What is meant by scattering of light?

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  9. What is the basic cause of atmospheric refraction ?

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  10. In the above figure a narrow beam of white light is shown to pass thro...

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  11. In the above figure, which angles are correctly marked ?

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  12. In the above figure (ray diagram), state the angle of incidence and th...

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  13. In the above figure (ray diagram), state angle of incidence, angle of ...

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  14. What is the principle of the working of the human eye?

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  15. On which factor does the colour of the scattered white light depend ?

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  16. Give the scientific names of the following parts of the eye : (a) Ca...

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  17. A near-sighted person has a near point 25 cm and a far point 50 cm. Ca...

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  18. The near point of a far-sighted person is 50 cm. Can the person see ...

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  19. How much is our horizontal field of view (a) with one eye open (b)...

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  20. Which of the following have a wider field of view ? (a) Animals havin...

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