Advertisements
Advertisements
Question
In which of the following four diagrams is the correct path of a ray of light passing through a glass prism shown ?
Advertisements
Solution
When a ray of light enters from air into the glass prism, it bends towards the normal and when it goes out from glass to air, it bends away from the normal. This can be observed only in figure A.
Hence, the correct option is A.
APPEARS IN
RELATED QUESTIONS
What is a rainbow? What are the two conditions necessary for the formation of a rainbow in the sky?
The colour of white light which suffers the maximum bending (or maximum refraction) on passing through a glass prism is:
(a) yellow
(b) orange
(c) red
(d) violet
Which of the following colour of white light has the least wavelength?
(a) red
(b) orange
(c) violet
(d) blue
Why do you not see a spectrum of colours when light passes through a flat pane of glass?
Suggest one way, in each case, by which we can detect the presence of Infrared radiations.
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.
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.
The process of separation of light into its component colours while passing through a medium is called _______.
Observe the given figure and answer the following questions.
- Which colour light rays bend most?
- Which colour light rays bend least.
- What is the wavelength of violet light rays?
Name the scientist who was the first to use a glass prism to obtain the spectrum of sunlight.
