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Complete the following sentence : Angl...

Complete the following sentence :
Angle of deviation is the angle which the ____ray makes with the direction of _____ray.

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The correct Answer is:
Emergent, incident.
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A ray of light falls on the surface of a spherical glass paper weight making an angle alpha with the normal and is refracted in the medium at an angle beta . The angle of deviation of the emergent ray from the direction of the incident ray is :

A ray of light falls on the surface of a spherical glass paper weight making an angle alpha with the normal and is refracted in the medium at an angle beta . The angle of deviation of the emergent ray from the direction of the incident ray is :

The angle which the reflected ray makes with the normal during the reflection is called :

Angle of reflection is the angle between the reflected ray and the ………………. incident ray/normal).

(a) Deduce the expression, by drawing a suitable ray diagram, for the refractive index of a triangular glass prisms in terms of the angle of minimum deviation (D) and the angle of prism (A). Draw a plot showing the variation of the angle of deviation with the angle of incidence. (b) Calculate the value of the angle of incidence when a ray of light incident on one face of an equilateral glass prism produces the emergent ray, which just grazes along the adjacent face. Refractive index of prism is sqrt2

If the angle of reflection is 45^@ , what is the angle between the incident ray and the reflected ray?

The angle of refraction is the angle between the refracted ray and .......... (incident ray/normal).

Name the following The angle between the incident ray and the normal

Define the following : (a) Angle of incidence (b) Angle of reflection ( c ) Normal (d) Incident ray ( e ) Reflected ray

Fig. shows an incident ray AO and the normal ON on a plane mirror. The angle which the incident ray AO makes with mirror is 30^@ . Draw the reflected ray

ICSE-REFRACTION OF LIGHT AT PLANE SURFACES-EXERCISE-4(B)
  1. What is prism? With the help of a diagram of the principal section of ...

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  2. Diagram (a) and (b) in figure below show the refraction of a ray of li...

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  3. Define the term angle of deviation.

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  4. Complete the following sentence : Angle of deviation is the angle wh...

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  5. What do you understand by the deviation produced by a prism? Why is it...

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  6. (a) How does the angle of deviation produced by a prism change with in...

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  7. State whether the following statement is 'true' or 'false'. The devi...

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  8. How does the deviation produced by a prism depend on (i) the refractiv...

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  9. How does the angle of minimum deviation produced by a prism change wit...

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  10. Write a relation for the angle of deviation (delta) for a ray of light...

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  11. A ray of light incident at an angle of incidence i(1) passes through a...

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  12. Draw a ray diagram to show the refraction of a monochromatic ray throu...

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  13. A light ray of yellow colour is incident on an equilateral glass prism...

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  14. Name the colour of white light which is deviated (i) the most, and (ii...

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  15. Which of the two prisms, A made of crown glass and B made of flint gla...

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  16. How does the angle of deviation depend on the refracting angle of the ...

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  17. An object is viewed through a glass prism with its vertex pointing upw...

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  18. A ray of light is normally incident on one face of an equilateral glas...

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  19. Figure below shows two identical prisms A and B placed with their face...

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