gmf_lecture2 - The Art of Estimation Physics The...

Info iconThis preview shows pages 1–7. Sign up to view the full content.

View Full Document Right Arrow Icon
The Art of Estimation Physics The Art of Estimation Physics Patrick Diamond, George M. Fuller, Tom Murphy Department of Physics, University of California, San Diego II.  Forces,  etc . Ph 2239 also known as
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Handy Facts: Solar System radius of earth’s orbit around sun
Background image of page 2
Handy Facts: the Universe
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Electromagnetism hompson Cross Section: (photon energies >> electron bindi nergy-independent photon-electron scattering cross section Rayleigh Scattering: (when photon energies lower than atomic electron binding) Klein-Nishina (relativistic electron targets; very high energy photons)
Background image of page 4
fine structure constant SI cgs
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Eddington Luminosity Sir Arthur Eddington www.sil.si.edu proton electron Photon scattering-induced momentum transfer rate to electrons/protons must be less than gravitational force on proton Electrons tied to protons via Coulomb force At radius r where interior mass is M( r ) and photon energy luminosity
Background image of page 6
Image of page 7
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 14

gmf_lecture2 - The Art of Estimation Physics The...

This preview shows document pages 1 - 7. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online