Advertisements
Advertisements
Question
In the fig. name the ray which represents the correct path of light while passing through a glass block.

Advertisements
Solution
The correct path is that of ray 'B'.
APPEARS IN
RELATED QUESTIONS
A ray of light passes from water to air. How does the speed of light change?
Write the relation between the angle of incidence and the angle of refraction for a medium.
A ray of light strikes the surface of a rectangular glass block such that the angle of incidence in
air is 0°.
In each case, draw diagram to show the path taken by the ray as it passes through the glass block and emerges from it.
The highest refractive index is of ______.
How does the speed of light change when it passes from glass to water?
A ray of light passes from air to water. In fig. 39, which of the ray A, B, C and D is the correct refracted ray?

Which colour of light travels fastest in any medium except air?
Draw a ray diagram showing the lateral displacement of a ray of light when it passes through a parallel sided glass slab.
Rewrite the following statement by selecting the correct option:
If a ray of light strikes a glass slab at an angle of 600 with the surface of the slab, the angle of incidence must be __________________.
A ray of monochromatic light is incident from the air on a glass slab:
(i) Draw a labelled ray diagram showing the change in the path of the ray till it emerges from the glass slab.
(ii) Name the two rays that are parallel to each other.
(iii) Mark the lateral displacement in your diagram.
