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Question
A wave has wavelength 50Å of State the speed in vacuum.
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Solution
The speed of the wave will be 3 × 108 m/s in vacuum.
RELATED QUESTIONS
In the following diagram, the path of a ray of light passing through a glass prism is shown:
In this diagram the angle of incidence, the angle of emergence and the angle of deviation respectively are (select the correct option):
(A) X, R and T
(B) Y, Q and T
(C) X, Q and P
(D) Y, Q and P
Define the term dispersion of white light.
Which is refracted most by a prism : red light or violet light? Explain why?
What is a rainbow?
Name the process which is involved in the formation of a rainbow.
What are the seven colours seen in a rainbow?
Which of the following coloured light has the least speed in glass prism?
(a) violet
(b) yellow
(c) red
(d) green
The splitting of white light into its constituent colours is called .............
What do you understand by spectrum? Name the seven prominent colours in order, as obtained in the spectrum of white light.
What is dispersion? Explain in detail.
