Advertisements
Advertisements
Question
In the figure, a beam of light consisting of three colours blue, red, and yellow is incident on a prism and on a rectangular glass block respectively. Complete the diagram by drawings of the refracted and emergent rays.
Advertisements
Solution
The complete diagram is given below:
RELATED QUESTIONS
Study the following diagrams in which the path of a ray of light passing through a glass prism as traced by four students P, Q, R and S is shown:
The student who has traced the path correctly is
(A) P
(B) Q
(C) R
(D) S
As light rays pass from air into a glass prism, are they refracted towards or away from the normal?
When white light passes through a prism, it ............
A ray of light moving from an optically rarer to a denser medium
What do you understand by the term spectrum? Name the various colours present in the spectrum of sunlight.
When a white light ray falls on a prism, the ray at its first surface suffers ______.
The frequency range of visible light is from 3.75 × 1014 Hz to 7.5 × 1014 Hz. Calculate its wavelength range. Take speed of light = 3 × 108 m/s.
While performing the experiment to trace the path of a ray of light passing through a glass prism, four students marked the incident ray and the emergent ray in their diagrams in the manner shown below. 
(A) I
(B) II
(C) III
(D) IV
Say TRUE or FALSE
Rainbow is formed by dispersion of which light by water drops
When sunlight passes through water droplets in the atmosphere it gets dispersed into its constituent colours forming a rainbow. A similar phenomenon is observed when white light passes through a prism.
Instead of sunlight, a green-coloured ray is passed through a glass prism. What will be the colour of the emergent ray?
