Question

16. What is mirage ? Give a reason for its formation
17. What is a prism ? Draw a ray diagram to show
the refraction of a light ray through a prism.
18. What do you mean by the term dispersion ?
19. A ray of white light falls on a prism. Draw a rav
diagram to show that the prism disperses the
white light
20. In Fig. 5.40. AO is the ray of white light falling
on a prism PQR. Complete the diagram till the
light emerges out from the prism and falls on the
Screen
screen.
o
White light
2.
Fig. 5.40
21. What do you understand by the term spectrum
Name the various colours present in the spectru
of sunlight.
You are given a disc divided into seven secto
with colours violet, indigo, blue, green, yello
orange and red in them. What would be its cole
when it is rotated rapidly?
23. State the two laws of reflection of light.
24 What is a spherical mirror 2​

Answer 1

Answer:

marage is aking two games togetheris called marage

Answer 2

Answer:

Change your DP and go from here