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?

No one has answered this question yet.

Answer this Question

Related Questions

physics - The current-density magnitude in a certain circular wire is J = (2.75...
physics - A long straight wire of radius R = 1 cm carries a total current I = 1 ...
College Physics - How do I solve this problem: A particular wire has a current ...
physics - Consider a long wire where the current density is not uniform but ...
physics - A copper wire has a circular cross section with a radius of 3.75 mm. ...
physics - A copper wire has a circular cross section with a radius of 3.75 mm. ...
Physics - The wire in the drawing carries a current of 14 A. Suppose that a ...
Physics - A wire of radius R carries a non-uniform current: the current density...
Physics 2 - The wire in the figure below carries a current of 12 A. Suppose that...
Physics 2 - The wire in the figure below carries a current of 13 A. Suppose that...

For Further Reading

First Name:
School Subject:
Answer: