Advertisements
Advertisements
प्रश्न
In the diagram alongside a ray of light, PQ is incident normally on one face AB of an equilateral glass prism. What is the angle of incidence at the faces AB and AC?
Advertisements
उत्तर
∠ of incidence of face AB = 60°
∠ of incidence of face AC = 60°
APPEARS IN
संबंधित प्रश्न
State the dependence of angle of deviation On the wavelength of light
Light passes through a rectangular glass slab and through a triangular glass prism. In what way does the direction of the two emergent beams differ and why?
When light travels from a rarer to a denser medium, its speed ______.
What is meant by the statement the critical angle for diamond is 24°?
While tracing the path of a ray of light passing through a rectangular glass slab a student tabulated his observations as given below:
|
S.NO. |
∠i |
∠r |
∠e |
|
I |
60° |
40° |
61° |
|
II |
50° |
36° |
51° |
|
III |
40° |
28° |
39° |
|
IV |
30° |
20° |
31° |
The correct observations is:
(A) I
(B) II
(C) III
(D) IV
Name one main factor on which the direction of bending of a ray of light depends.
What is the total reflecting prism?
Draw ray of light bending towards the normal while passing from air to glass. Label your diagrams.
The diagram shows the path of a ray of light through a rectangular glass block placed in a liquid of uniform density.
What should be the rate of the speed of light through the liquid to the speed through the glass so that there is no refraction of light at the boundaries of the glass block when the system is illuminated by the light of one colour?
