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In x-ray spectra, the Kgamma lines in k ...

In x-ray spectra, the `K_gamma` lines in k series corresponds to

A

The vacancy created in K-shell being filled by an electron from L-shell

B

The vacancy created in L-shell being filled by an electron from M-shell

C

The vacancy created in L-shell being filled by an electron from K-shell

D

The vacancy created in K-shell being filled by an electron from N-shell

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The correct Answer is:
D
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AAKASH INSTITUTE ENGLISH-Mock Test 38: PHYSICS-Example
  1. Find the maximum velocity of an electron emitted by light of wavelengt...

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  2. The De-Brogli wave is

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  3. The work function of two metals metal A and metal B are 6.5 eV and 4.5...

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  4. The wave like character is significant and measurable for

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  5. If the material particle is moving with velocity v and the velocity of...

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  6. The material having minimum work function is

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  7. The ionisation energy of electron (E) is second orbit of hydrogen atom...

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  8. The minimum energy needed to separate the constituent of nucieons sys...

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  9. calculate the longest wavelength in Balmer series and the series limit...

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  10. In alpha-particle scattering experiment, the expression of distance of...

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  11. The total energy (E) of the electron is an orbit of radius r in hydrog...

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  12. According to Bohr's theory the possible value of angular momentum of a...

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  13. For hydrogen atom, energy of nth level is given by

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  14. Calculate the value of Rydberg's constant.

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  15. The ratio of the velocity of electron in 3rd and 5th orbit of hydrogen...

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  16. According to Rutherford, which force was responsible for centripetal a...

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  17. In x-ray spectra, the Kgamma lines in k series corresponds to

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  18. Total energy of an electron in an atom is negative. What does it signi...

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  19. In alpha-particle scattering experiment, the expression of distance of...

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  20. In Lyman series the wavelength lambda of emitted radiation is given by...

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