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All Flashcards
Label the parts of the Compton Effect diagram.
1: Incident Photon, 2: Electron, 3: Scattered Photon
What is wave-particle duality?
The concept that all matter exhibits both wave-like and particle-like properties.
Define the Compton effect.
The scattering of a photon by a charged particle, usually an electron, resulting in a decrease in energy (increase in wavelength) of the photon.
What is the de Broglie wavelength?
The wavelength associated with a moving particle, given by the equation , where h is Planck's constant, m is mass, and v is velocity.
Define relativistic mass-energy equivalence.
The concept that mass and energy are interchangeable, described by the equation .
What is interference in the context of waves?
The superposition of two or more waves resulting in a new wave pattern.
What is diffraction?
The bending of waves around obstacles or through small openings.
How do you calculate the de Broglie wavelength?
- Determine the momentum (p) of the particle. 2. Use the formula , where h is Planck's constant.
What are the steps to calculate the de Broglie wavelength of an electron accelerated through a potential difference?
- Find the kinetic energy (K) using . 2. Calculate the momentum using . 3. Calculate the de Broglie wavelength using .