February 21, 2017

Homework Help: PHYSICS

Posted by help!! on Wednesday, October 30, 2013 at 9:27pm.

A velocity selector consists of electric and magnetic fields described by the expressions vector E = E k hat bold and vector B = B j hat bold, with B = 0.0140 T. Find the value of E such that a 670 -eV electron moving along the negative x axis is undeflected.

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