An x-ray photon with a wavelength of 0250nm nm scatters
An X-ray photon with a wavelength of 0.250nm nm scatters from a free electron at rest. The scattered photon moves at an angle of 100 ? ^\circ relative to its incident direction.
Part A Find the initial momentum of the photon.
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An X-ray photon with a wavelength of 0.250nm nm scatters from a free electron at rest. Find the initial momentum of the photon
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A laser produces a 5.10mW beam of light, consisting of photons with a wavelength of 637.8nm. How many photons are emitted by the laser each second
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