Minimum wavelength of X-rays produced in an X-ray tube is 0.39A0. The accelerating voltage required for electron to produce this radiation is(h=6.62×10−34Js)
21.02kV
31.82kV
36.06kV
30.04kV
A
21.02kV
B
31.82kV
C
36.06kV
D
30.04kV
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Solution
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The relationship between de Broglie wavelength (λ) and the momentum (p) of a photon is given by: λ=hp. Minimum wavelength of X-rays produced in an X-ray tube is 0.39Ao. The energy of this ray is:
The accelerating voltage required for electron to produce this radiation is 31.82eV.
So, the answer is option (B).
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Minimum wavelength of X-rays produced in an X-ray tube is 0.39A0. The accelerating voltage required for electron to produce this radiation is(h=6.62×10−34Js)
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