Stellar Structure

From PGSC Wiki
Jump to: navigation, search
  • What are the equations of stellar structure?
  • What is Betelguese? What is its spectral class?
  • What is Sirius? What is its spectral class?
  • What is the seperation between Sirius and its WD companion?
  • How does the maximum mass of a WD made from hydrogen differ from one made of Carbon?
  • For a star that loses its energy source and begin to collapse, how does its virialization time scale compare to its collapsing time scale?
  • What causes limb darkening? Why is it colour dependent? Why is it more prominent in the blue than in IR? (MT)
  • Why are giant stars giant? (SR)
  • What is the pressure, density relation of a white dwarf? Derive the mass-radius relation of a white dwarf? (SR)
  • Why do Cepheid variables vary - what is the physical mechanism?


Astrophysics