Per12_exercise - Period 12 Answers E.1 Which of the...

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Period 12 Answers E.1 Which of the following statements about fundamental forces is FALSE? a) At any energy level, the strengths of the strong, weak, and electromagnetic forces are equal. b) The strong nuclear force is involved in binding quarks into neutrons and protons. c) The electromagnetic force binds electrons and protons together inside an atomic nucleus. d) The exchange of carrier particles called bosons is known to be responsible for the strong, weak, and electromagnetic forces. e) Both statements a) and c) are false. E.1 = e a) False. See diagram on page 172 of relative strength of forces. c) False. The electromagnetic force binds electrons and protons together inside an atom, not inside the atom’s nucleus.
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E.2 The baryon Σ + decays into a proton and a pion as shown in the reaction: o p π + Σ + + If the mass of the baryon ( Σ + ) = 1189 MeV/c 2 , the mass of the proton (p + ) = 938 MeV/c 2 , and the mass of the pion ( π o ) = 135 MeV/c 2 , how much energy is emitted in
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This note was uploaded on 06/11/2011 for the course PHYSICS 104 taught by Professor Staff during the Winter '11 term at Ohio State.

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Per12_exercise - Period 12 Answers E.1 Which of the...

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