Multiple Choice
Conservation laws: Consider the decay πo → μ- + e+. This decay is
A) allowed.
B) forbidden because conservation of energy is violated.
C) forbidden because conservation of baryon number is violated.
D) forbidden because conservation of mass is violated.
E) forbidden because conservation of lepton numbers is violated.
Correct Answer:
Verified
Correct Answer:
Verified
Q45: Cosmology: If the density of the universe
Q46: Conservation laws: Consider the possibility that a
Q47: Conservation laws: The reaction p + →
Q48: Hubble's law: If a galaxy is moving
Q49: Hubble's law: The H<sub>α</sub> spectral line of
Q51: Particles: How many different kinds of leptons
Q52: Conservation laws: Consider the decay π<sup>+</sup>→ μ<sup>+</sup>
Q53: Quarks: Composite particles that are composed of
Q54: Quarks: What is the quark composition of
Q55: Cosmology: The background microwave radiation, discovered in