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Figure shows K(alpha)& K(beta) X-rays al...

Figure shows `K_(alpha)`& `K_(beta)` X-rays along with continuous X-ray. Find the energy of `L_(alpha)` X-ray. (Use hc = 12420 evÅ)

A

3.10KeV

B

4.63 KeV

C

6.21 KeV

D

8.42 KeV

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PHYSICS GALAXY - ASHISH ARORA-X-RAYS-Numerical MCQs Single Options Correct
  1. The K(alpha) X-ray emission line of lungsten accurs at lambda = 0.021 ...

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  2. In a discharge tube when 200 volt potential difference is applied 6.25...

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  3. Figure shows K(alpha)& K(beta) X-rays along with continuous X-ray. Fin...

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  4. An element of atomic number 9 emits K(alpha) X-ray of wavelength lamda...

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  5. The minimum wavelength of X-rays produced in an X-ray tube is lambda w...

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  6. The wavelength of k(alpha) X- rays produced by an X - rays tube is 0....

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  7. The voltage applied to an X-ray tube is 18 kV. The maximum mass of pho...

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  8. The battery connected across a coolidge tube operates at a power level...

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  9. The wavelength of the characteristic X - ray k(alpha ) line emitted by...

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  10. An X-raytube produces a continuous spectrum of radiation with its shor...

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  11. The element which has a K(alpha) X-rays line of wavelength 1.8 Å is ...

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  12. In a coolidge tube, the tungsten (Z=74) target is bombarded by electro...

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  13. The potential different across the Coolidge tube is 20 kV and 10 m A c...

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  14. When the accelerating voltage applied on the electrons, in an X-rays t...

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  15. The wavelength of K(alpha) X-rays of two metals A and B are 4 // 1875 ...

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  16. A cobalt (atomic no. =27 ) target is bombereded with electrons and th...

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  17. An X-rays tube is operated at 66kV. Then , in the continous spectrum o...

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  18. An X-ray tube is operating at 150 kV and 10 mA. If only 1% of the ele...

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  19. The potential difference applying to an X- ray tube is 5kV and the cu...

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  20. A metal block is exposed to beams of X-rays of different wavelength. X...

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