February 24, 2017

Homework Help: physics

Posted by Anonymous on Wednesday, February 25, 2009 at 1:28am.

A beam of electrons enters a pair of croseed electric and magnetic fields in which the electric field strenght of 3.0*104 V m^-1 and magnetic flux density of 1*10^-2 T. If the beam is not deflected from its path by the fields, what must be the speed of the electrons?


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