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A certain element emits Kalpha X-ray of ...

A certain element emits `K_alpha` X-ray of energy 3.69 keV. Use the data from the previous problem to identify the element.

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Calcium
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Iron emits K_alpha X-ray of energy 6.4 keV and Calcium emits K_alpha X-ray of energy 3.69 keV. Calculate the times taken by an iron K_a photon and a calcium K_a photon to cross through a distance of 3 km.

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PHYSICS GALAXY - ASHISH ARORA-X-RAYS-Unsolved Numerica Problem for Preparation
  1. The short-wavelength limit shifts by 26 pm when the operating voltage ...

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  2. The electron beam in a colour TV is accelerated through 32 kV and then...

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  3. When 40 kV is applied across an X-ray tube, X-ray is obtained with a m...

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  4. The Kbeta X-ray of argon has a wavelength of 0.36 nm. The minimum ener...

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  5. An X-ray tube operates at 40 kV. Suppose the electron converts 70% of ...

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  6. The Ka X-ray of molybdenum has wavelength 71 pm. If the energy of a mo...

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  7. The electric current in an X-ray tube (from the target to the filament...

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  8. The kalpha X-rays of aluminium (Z = 13 ) and zinc ( Z = 30) have wavel...

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  9. A certain element emits Kalpha X-ray of energy 3.69 keV. Use the data ...

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  10. The kbeta X-rays from certain elements are given below. Draw a Moseley...

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  11. Use Moseley's law with b = 1 to find the frequency of the Kalpha X-ray...

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  12. The Kalpha and Kbeta X-rays of molybdenum have wavelengths 0.71 A and ...

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  13. The wavelength of Kalpha and Lalpha X-rays of a meterial are 21.3 pm a...

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  14. Heat at the rate of 200 W is produced in an X-ray tube operating at 20...

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  15. In an X- ray tube , electrons accelerated through a potential differen...

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  16. Suppose a monochromatic X-ray beam of wavelength 100 pm is sent throug...

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

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  18. A potential diffrence , the 20kv is applied across an X- ray s tube ....

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  19. Frequency of a photon emitted due to transition of electron of a certa...

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  20. An x-ray tube is operated at 20 kV and the current through the tube is...

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