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Find the (a) maximum frequency and (b) minimum wave-length of X-rays produced by 30 kV electrons. Given, `h=6.63xx10^(-34)Js`.

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Calculate the maximum frequency and wavelength of X-ray produced in a tube maintained at 13.26 kV.

The voltage applied to an X-ray tube is 20 kV. The minimum wavelength of X-ray produced, is given by (31xxn)/50 Å then n will be ( h=6.62xx10^(-34) Jx,c=3xx10^(8) m//s, e=1.6xx10^(-19) coulomb):

What is the (a) momentum (b) speed and (c) de-Broglie wavelength of an electron with kinetic energy of 120 eV. Given h=6.6xx10^(-34)Js, m_(e)=9xx10^(-31)kg , 1eV=1.6xx10^(-19)J .

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Find the maximum frequency, the X-ray emitted by an X-ray tube operating at 30 kV

An electron and a photon each has a wavelength of 1.0nm. Find (a) their momenta, (b) the energy of the photon , and © the kinetic energy electron. Take h=6.63xx10^(-34) Js .

Find the frequency of light which ejects electrons from a metal surface. Fully stopped by a retarding potential of 3 V , the photoelectric effect begins in this metal at a frequency of 6xx10^(14)Hz . Find the work function for this metal. (Given h=6.63xx10^(-34)Js ).

Find maximum frequency of X-rays produced by an X-ray tube operating at a tube potential of 66 kV.

Calculate the (a) momentum and (b) de-Broglie wavelength of the electrons accelerated through a potential difference of 56V. Given, h=6.63xx10^(-34)Js, m_(e)=9.1xx10^(-31)kg, e=1.6xx10^(-19)C .

The momentum of photon of electromagnetic radiation is 3.3xx10^(-29)kgms^-1 . What is the frequency and wavelength of the waves associated with it ? h=6.6xx10^(-34)Js .

NCERT ENGLISH-DUAL NATURE OF RADIATION AND MATTER-All Questions
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  9. The threshold frequency of a certain metal is 3.3xx10^(14)Hz. If light...

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  10. The work function for a certain metal is 4.2eV. Will this metal give p...

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  13. What is the (a) momentum (b) speed and (c) de-Broglie wavelength of an...

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  14. The wavelength of light from the spectral emission line of sodium is 5...

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  15. What is the de-Broglie wavelength of (a) a bullet of mass 0.040kg trav...

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  16. An electron and a photon each has a wavelength of 1.0nm. Find (a) thei...

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  17. Show that the wavelength of electromagnetic radiation is equal to the ...

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  18. What is the de-Broglie wavelength of nitrogen molecule in air at 300K ...

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  20. (a) A monoenergetic electron beam with electron speed of 5.20xx10^(6)m...

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