ch28-p001 - 1. (a) The force on the electron is ( )( ) FB =...

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1. (a) The force on the electron is () ( ) ( ) 19 6 6 14 ˆˆ ˆ ˆ ij i k = 1.6 10 C 2.0 10 m s 0.15 T 3.0 10 m s 0.030 T ˆ 6.2 10 N k. Bx y x y x y y x F q v B qv v B Bj qvB vB = + × + = ⎡⎤ −× × × ⎣⎦ GG G G Thus, the magnitude of G F B is 6.2 × 10 14 N, and G F B points in the positive z direction. (b) This amounts to repeating the above computation with a change in the sign in the
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