An electron and a positron are moving toward each other with equal speeds of 3 x 10
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An electron and a positron are moving toward each other with equal speeds of 3 x 106 m/s. The two particles annihilate each other and produce two photons of equal energy.
(a) What were the de Broglie wavelengths of the electron and positron? Find the
(b) Energy
(c) Momentum
(d) Wavelength of each photon.
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