(chatquestion)...When 50 keV electrons are made incident on a target material, the wavelength of K X-ray line was found to be 0.5A. When the accelerating potential is increased to 100 kV, then the wavelength of K Xray-line from the same target will be (1) 0.25 A (2) 0.5 A (3) 0.75 A (4) 1.0 A

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