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May 28, 2015

Homework Help: Physics

Posted by J on Monday, February 25, 2008 at 8:42pm.

An electron beam of a TV picture tube is accelerated through a potential difference of 2.00 kV. It then passes into a magnetic field perpendicular to its path, where it moves in a circular diameter of .360 m. What is the magnitude of the field?

I am lost. I keep getting the wrong answer! Help!

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