(c) Annihilation occurs between an electron and positron at rest, producing three photons. Penghapusan berlaku antara...

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(c) Annihilation occurs between an electron and positron at rest, producing three photons. Penghapusan berlaku antara elektron dan positron pada keadaan rehat telah menghasikan tiga foton. (i) wwwmw www m Calculate the energy of the third photon of the energies if the two of the photons are 0.20 MeV and 0.30 MeV. Kira tenaga foton ketiga jika tenaga kedua-dua foton adalah 0.20 MeV dan 0.30 MeV. www (ii) Identify how many positrons can a 200 MeV photon produce? Kenal pasti berana banvak positron yang boleh menghasilkan 200 MeV photon? (40/100) (c) Annihilation occurs between an electron and positron at rest, producing three photons. Penghapusan berlaku antara elektron dan positron pada keadaan rehat telah menghasikan tiga foton. (i) wwwmw www m Calculate the energy of the third photon of the energies if the two of the photons are 0.20 MeV and 0.30 MeV. Kira tenaga foton ketiga jika tenaga kedua-dua foton adalah 0.20 MeV dan 0.30 MeV. www (ii) Identify how many positrons can a 200 MeV photon produce? Kenal pasti berana banvak positron yang boleh menghasilkan 200 MeV photon? (40/100)