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प्रश्न
Identify the electromagnetic wave whose wavelength range is from about 10-12 m to about 10-8 m. Write one use of this.
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उत्तर
Electromagnetic waves of wavelengths range 10-12 m < λ < 10-8 m are known as X-rays. These are utilised in medicine as diagnostic instruments, as well as in scientific research and crystallography.
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संबंधित प्रश्न
What is the range of the wavelength of the following electromagnetic waves?
(a) Gamma rays.
Name the radiations of wavelength just shorter than 4 × 10-7 m.
Name two electromagnetic waves of frequency smaller than that of violet light. State one use of each.
Name the waves used for taking photographs in dark.
Name the waves produced by the changes in the nucleus of an atom.
How are X-rays produced?
Name any two electromagnetic waves which have a frequency higher than that of violet light. State one use of each.
Find the photon energy in units of ev for electromagnetic wave if waves length 40 m. Given h = 6.63 × 10–34 J.
Which is the correct ascending order of wavelengths?
Photons of an electromagnetic radiation has an energy 11 keV each. To which region of electromagnetic spectrum does it belong?
