Advertisements
Advertisements
प्रश्न
In the following ray diagram the correctly marked angle are:
(a) ∠i and ∠e
(b) ∠A and ∠D
(c) ∠i, ∠e and ∠D
(d) ∠r, ∠A and ∠D
Advertisements
उत्तर
(d) ∠r, ∠A and ∠D
The angle between the normal and the incident ray is the angle of incidence.
The angle between the normal and the emergent ray is the angle of emergence.
The correctly marked angles are shown in the diagram below:
APPEARS IN
संबंधित प्रश्न
What is spectrum? What is the name of glass shape used to produce a spectrum?
Describe how you could demonstrate that white light is composed of a number of colours.
Which is refracted most by a prism : red light or violet light? Explain why?
What are the seven colours seen in a rainbow?
The colour of white light which is deviated the maximum on passing through the glass prism is:
(a) blue
(b) indigo
(c) red
(d) orange
Out of the following, the colour of light having the maximum wavelength is:
(a) violet
(b) indigo
(c) green
(d) orange
A ray of white light falls on a prism. Draw a ray diagram to show that the prism disperses the white light.
Complete the ray diagram given below to show the nature of light produced on the screen.
The completed ray diagram is as shown below:
A student has to trace the path of a ray of light through a glass prism. List four precautions he should observe for better results.
Which of the following is a natural phenomenon which is caused by the dispersion of sunlight in the sky?
