Wave-particle duality requires that a particle of mass m and moving at the speed v will have a de Broglie wavelength related to its momentum. Electrons from a low-voltage electron gun have a wavelength of 1.28 A ̊ . Calculate their speed, and the voltage of the gun.

Wave-particle duality requires that a particle of mass m and moving at the speed v will have a de Broglie wavelength related to its momentum. Electrons from a low-voltage electron gun have a wavelength of 1.28 A ̊ . Calculate their speed, and the voltage of the gun.

University Physics Volume 3

17th Edition

ISBN:9781938168185

Author:William Moebs, Jeff Sanny

Publisher:William Moebs, Jeff Sanny

Chapter7: Quantum Mechanics

Section: Chapter Questions

Problem 77AP: Show that if the uncertainty in the position of a particle is on the order of its de Broglie's...

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