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Brelou Brelou
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A certain photon after being scattered from a free electron at rest moves at an angle of 120° with respect to the incident direction. If the wavelength of the incident photon is 0.611 nm, what is the kinetic energy of the recoiling electron?
A) 1.5 × 10-18 J
B) 2.1 × 10-18 J
C) 3.1 × 10-18 J
D) 4.3 × 10-18 J
E) 5.2 × 10-18 J
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Physics

Physics


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Quantum physics thus reveals a basic oneness of the universe.
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longhairlonghair
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