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प्रश्न
Make the correct choice for each of the following:
Which one of the following Fig correctly shows the path of the ray through the glass block?
विकल्प
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संबंधित प्रश्न
A student is observing a diagram showing the path of a ray of light passing through a glass prism. He would find that for all angles of incidence the ray of light bends:
Define the term dispersion of white light.
In the figure given alongside, a narrow beam of white light is shown to pass through a triangular glass prism. After passing through the prism, it produces a spectrum YX on the screen.
State the colour seen (i) at X, and (ii) at Y.
How could you show that the colours of the spectrum combine to give white light?
What is a rainbow? What are the two conditions necessary for the formation of a rainbow in the sky?
What are the seven colours seen in a rainbow?
A beam of white light falls on a glass prism. The colour of light which undergoes the least bending on passing through the glass prism is:
(a) violet
(b) red
(c) green
(d) blue
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 ______.
A ray of light is incident at 45° on an equilateral prism in the diagram below.
- Name the phenomenon exhibited by the ray of light when it enters and emerges out of the prism.
- State the cause of the above phenomenon mentioned by you.
