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Chapter 44: 47P (page 1365)
Question:How much energy would be released if Earth were annihilated by collision with an anti-Earth?
this energy will power the sun for 8.826*10^7 years.
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Use the conservation laws and Tables 44-3 and 44-4 to identify particlein each of the following reactions, which proceed by means of the strong interaction: (a)(b)(c).
Which hadron in Tables 44-3 and 44-4 corresponds to the quark bundles (a) ssu and (b) the dds?
(a) Calculate the momentum of the tau in kilogram meters per second. Relativistic effects must be considered.
(b) Find the radius of the circular path.
Not only particles such as electrons and protons but also entire atoms can be classified as fermions or bosons, depending on whether their overall spin quantum numbers are, respectively, half-integral or integral. Consider the helium isotopes and . Which of the following statements is correct? (a) Both are fermions. (b) Both are bosons. (c)is a fermion, and is a boson. (d)is a fermion, and is a boson. (The two helium electrons form a closed shell and play no role in thisdetermination.)
If Hubble’s law can be extrapolated to very large distances, at what distance would the apparent recessional speed become equal to the speed of light ?
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