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April 23, 2014

Homework Help: physics

Posted by tauteh on Sunday, September 19, 2010 at 9:58pm.

The current-density magnitude in a certain cicular wire is J= (2.75*10^10A/m^4)r^, where r is the radial distance out to the wire 's radius of 3.00 mm. The potential applied to the wire is 60.0 V. how much energy is converted to thermal enery in 2 hours?

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