(a) Draw the graph showing the variation of de Broglie wavelength of a particle of charge q and mass m with the accelerating potential. (b) An electron and proton have the same de Broglie wavelengths. Explain, which of the two has more kinetic energy.

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(a) Draw the graph showing the variation of de Broglie wavelength of a particle of charge q and mass m with the accelerating potential.

(b) An electron and proton have the same de Broglie wavelengths. Explain, which of the two has more kinetic energy. 

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