A vertical straight wire carrying an upward 10 A current exerts an attractive force per unit length of 8.8 ✕ 10-4 N/m on a second parallel wire 6.0 cm away. What current (magnitude and direction) flows in the second wire?

Question

theeric · Answer

Hi! :)

Since we're talking about current, and the force that happens because of the current, what force are we talking about?

anonymous · Answer

all that i was given is in this question

theeric · Answer

Right! So, what force is it talking about?

theeric · Answer

Hint:  It's probably something that you've been going over in class.

theeric · Answer

Electromagnetic *cough*

theeric · Answer

You closed the question. Did you figure it out?