Friday
October 24, 2014

Homework Help: physics

Posted by Anonymous on Tuesday, March 5, 2013 at 9:54pm.

The electrons in a beam are moving at 2.8
108 m/s in an electric field of 17000 N/C.
What value must the magnetic field have if
the electrons pass through the crossed fields
undeflected?
Answer in units of T

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