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प्रश्न
State Moseley's law
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उत्तर
Moseley’s Law: The law states that the frequency of a spectral line in X-ray spectrum varies as the square of the atomic number of the element emitting it.
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संबंधित प्रश्न
Name the parts of the electromagnetic spectrum which is
used as a diagnostic tool in medicine.
Write in brief, how these waves can be produced.
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Name two electromagnetic waves of frequency smaller than that of violet light. State one use of each.
Is it possible that in a Coolidge tube characteristic Lα X-rays are emitted but not Kα X-rays?
The energy of a silver atom with a vacancy in K shell is 25.31 keV, in L shell is 3.56 keV and in M shell is 0.530 keV higher than the energy of the atom with no vacancy. Find the frequency of Kα, Kβ and Lα X-rays of silver.
(Use Planck constant h = 6.63 × 10-34 Js= 4.14 × 10-15 eVs, speed of light c = 3 × 108 m/s.)
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Name two sources of infrared radiation.
The fundamental frequency of an open organ pipe is 300 Hz. The first overtone of this pipe has same frequency as first overtone of a closed organ pipe. If speed of sound is 330 m/s, then the length of closed organ pipe is:
Which is the correct ascending order of wavelengths?
