eqn3 - PHY 251 Fall 2009 Equations for Final Exam This is...

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Unformatted text preview: PHY 251, Fall 2009: Equations for Final Exam This is the December 14, 2009 version. kg MeV/c 2 amu m e 9 . 11 × 10 − 31 0.510999 0.000549 m p 1 . 673 × 10 − 27 938.272 1.007276 m n 1 . 675 × 10 − 27 939.566 1.008665 amu 1 . 660 × 10 − 27 931.494 1 1 eV= 1 . 602 × 10 − 19 Joule, h = 6 . 62 × 10 − 34 J · sec= 4 . 14 × 10 − 15 eV · sec. hc = 1239 . 8 eV · nm. k B = 1 . 38 × 10 − 23 J/K= 8 . 62 × 10 − 5 eV/K. c = 3 . 00 × 10 8 m/sec. ǫ = 8 . 85 × 10 − 12 in mks units. μ B = e ¯ h/ (2 m ) = 9 . 274 × 10 − 24 J/T. 1 Gray=1 J/kg=100 rad. Sievert=Gray · RBE=100 rem. 1 Curie= 3 . 7 × 10 10 decay/sec. N A = 6 . 02 × 10 23 atoms/mol. Centripetal force to maintain circular motion: γmv 2 /r . Lorentz force: qvectorv × vector B . Volume element: r 2 dr sin θdθ dϕ . Constant a = : x = x + v t + 1 2 at 2 , v = v + at , v 2 − v 2 = 2 a ( x − x ) . F = ma = dp/dt , E k = 1 2 mv 2 , p = mv , γ = 1 radicalBig 1 − v 2 /c 2 . p = γm v , F ⊥ = γm a ,...
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eqn3 - PHY 251 Fall 2009 Equations for Final Exam This is...

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