ch38-p025 - 25. (a) From r = mev/eB, the speed of the...

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25. (a) From r = m e v / eB , the speed of the electron is v = rBe / m e . Thus, 2 22 4 2 1 9 2 2 max 31 19 1 1 ( ) (1.88 10 T m) (1.60 10 C) 2 2 2 2(9.11 10 kg)(1.60 10 J/eV) 3.1 keV. ee rBe rB e Km v m mm −− ⎛⎞ ×⋅ × == = = ⎜⎟ ×× ⎝⎠
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This note was uploaded on 06/03/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.

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