problem27_08

problem27_08 - ˆ ˆ ˆ ˆ ˆ j ˆ j 27.8: a)  F = q v ×...

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Unformatted text preview: ˆ ˆ ˆ ˆ ˆ j ˆ j 27.8: a)  F = q v × B = qB z [v x ( i × k ) + v y ( ˆ × k ) + v z (k × k )] = qB z [v x (− ˆ) + v y (i )].   Set this equal to the given value of F to obtain: vx = vy = Fy − qB z = (7.40 × 10 −7 N) = −106 m s − ( − 5.60 × 10 −9 C)( − 1.25 T) Fx − (3.40 × 10 −7 N) = = − 48.6 m s . qB z ( − 5.60 × 10 −9 C)( − 1.25 T)  b) The value of v z is indeterminate. Fy F Fx + x Fy = 0; θ = 90.  c)  v ⋅ F = v x Fx + v y Fy + v z Fz = − qBz qBz ...
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This note was uploaded on 05/07/2008 for the course PHYS 4 taught by Professor Stuart during the Spring '08 term at UCSB.

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