Electron beam used in an electron microscope, when accelerated by a voltage of 20 kV, has a de-Broglie wavelength λ₀. If the voltage is increased to 40 kV, then the de-Broglie wavelength associated with the electron beam would be:

Physics · Photoelectric effect and dual nature of matter · debroglie duel nature of light

JEE Mains25 January 2023Morning Shift

Electron beam used in an electron microscope, when accelerated by a voltage of 20 kV, has a de-Broglie wavelength λ₀. If the voltage is increased to 40 kV, then the de-Broglie wavelength associated with the electron beam would be:

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