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प्रश्न
How can the presence of ultraviolet radiation be detected?
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उत्तर
In the presence of ultra-violet radiation, the silver chloride solution becomes dark brown or black.
संबंधित प्रश्न
Why do the component colours of incident white light split into a spectrum while passing through a glass prism, explain
Which of the following colour of white light is least deviated by the prism?
(a) green
(b) violet
(c) indigo
(d) yellow
Explain briefly, with the help of a neat labelled diagram, how white light gets dispersed by a prism. On which surface of a prism, there is both dispersion and deviation of light, and on which surface of the prism, there is only deviation of light ?
What do you understand by the term spectrum?
In the following diagram, the correctly marked angles are
(A) All
(B) Only ∠i and ∠A
(C) ∠i, ∠r and ∠A
(D) ∠i, ∠A and ∠D
In which of the following four diagrams is the correct path of a ray of light passing through a glass prism shown ?
Which characteristic property of light is responsible for the blue colour of the sky?
The process of separation of light into its component colours while passing through a medium is called _______.
The splitting of white light into its component colours is called ____________.
What is Newton’s disc?
