Home Physics Electron, Photon, Photoelectric Effect and X-rays NCERT If 10000 V is applied across an X-ray tube, …
Physics Electron, Photon, Photoelectric Effect and X-rays NCERT MCQ (Single Correct)

If 10000 V is applied across an X-ray tube, what will be the ratio of de-Broglie wavelength of the incident electrons to the shortest wavelength of X-ray produced ( for electron is )

A
1
B
0.1
C
0.2
D
0.3

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The correct answer is:
B

For incident electron,

or
∴ de-Broglie wavelength,
Shortest X-rays wavelength,

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