An ultra high energy electron (ß≈ 1) emits a photon. (a) Derive an expression to express the emission angle in the lab system in terms of 0*, the angle of emission in the rest frame of the electron. Also, (b) Show that half of the photons are emitted within a cone of half angle 0≈ 1/y.
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![An ultra high energy electron (ß ≈ 1) emits a photon. (a) Derive an expression
to express the emission angle 0 in the lab system in terms of 0*, the angle
of emission in the rest frame of the electron. Also, (b) Show that half of the
photons are emitted within a cone of half angle
01/y.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fce310354-b40e-410b-be65-c55515788264%2Ff1b5aebf-3ebb-4f95-a186-08dedb482603%2Fskdjmtd_processed.jpeg&w=3840&q=75)
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