Aphoton has encrgy of 50 mev and is moving along the +a axis. another photon has energy of 200 mev and is moving along the -y axis (a) what is the total energy of the system? what is its total momentum? (b) if a single particle had the same energy and momentum, what would its mass be? what would its direction of travel and what would its spoed be?
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Aphoton has encrgy of 50 mev and is moving along the +a axis. another photon has energy of 200 mev a...
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