4. A neutral pion moving with velocity v decays into two photons; one photon of energy E1 travelling in the original direction of the parent pion and the other photon of energy E2 in the exactly opposite direction. If E1 = 2E2, find v.

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Q: Suppose the LHC Large Hadron Collider produces an electron with relativistic energy 6.5 TeV (1012…

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Q: 9) Calculate the lifetime in s of an exotic particle with a rest energy of 83.08 +- 1.97 GeV. 10) A…

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Q: The speed of a proton was increased from 1x10 8 m/s to 2x10^8 m/s. If the rest energy of proton is…

A: Initial speed of proton (u) = 108 msFinal speed of proton (v) = 2×108 msRest energy (E) = 938 MeVc2…

Q: 10. An proton-antiproton pair is produced by a 1.95 x 10° MeV photon. What is the kinetic energy of…

A: Kp'= 1950 - [55.35 + 938] - 938 Kp' = 1950 - [993.35] -938 Kp' = 1950 - 1931.35 Kp'= 18.65 Mev

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Q: A sphere of matter and a sphere of antimatter (both at rest) can annihilate releasing 0.6· 1030 MeV…

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Q: 9. In an experiment to measure the mass of the negative K meson (kaon) the photon energy for the…

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Q: 4. An clectron moving to the right at 0.9c collides with a positron moving to the left with a…

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Q: 9.3827 10°eV/c] with velocity (c/2) 3. Neutron-proton collisions: Suppose a proton (m, and a neutron…

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Q: 140 is a positron emitter dec y - rays have an energy of 2.313

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Q: The lifetime of a muon is 2.20 ?s. If you measured its mass to be 105.7 MeV/c2, what would be the…

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Q: neutral pion moving with velocity v decays into to photons; one photon of energy E1 travelling in…

A: E1 = 2E2 we have to find v  The direction of two-photon are equal and opposite

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Q: A neutral pion moving with velocity v decays into two photons; one photon of energy E1 travellmg m…

A: As there is no external force is applied momentum is conserved. Momentum of pion = momentum of one…

Q: The conservation of energy Hv=2ymc*c.A O H=2KT.BO H=EKT.CO None of these.DO

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Q: 1. This problem is about ¹ mesons which have a lifetime of 2.6×10-8[sec]. 1a. At what speed must…

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