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Multiple choice answers:A: u s-barB: u dC: u d-barD: u d s-barThis question requires you to have memorised:the quark content of a neutron and all the pions,that strangeness number and baryon number are co...
With an neucleus, the charge is calculated by using the formula: number of protons x the charge of a single electron with an ion, the charge is calculated using the formula:number of extra charge x charge...
A nuclear equation expresses all of the elements before (LHS of = sign) and after (RHS of = sign) the reaction in terms of nucleon (N) and proton number (A), both quantities are conserved during the react...
A PET scan which is known as Positron Emission Topography involves passing a positron emitting source through a patient. The source used for a PET scan is FDG which contains Fluorine-18. A positron emitte...
The photoelectric effect occurs when individual photons are incident on a clean metal surface. The photons are absorbed by electrons in the clean metal surface and they are released as photoelectrons. The...
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