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woleraymond
 3 years ago
What is the magnetic flux density midway between two long parallel wires separated by 10 cm each carrying a current of 5A.
a  In the same direction
b In opposite direction
What is the force per unit length exerted by each wire on the other?
woleraymond
 3 years ago
What is the magnetic flux density midway between two long parallel wires separated by 10 cm each carrying a current of 5A. a  In the same direction b In opposite direction What is the force per unit length exerted by each wire on the other?

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furnessj
 3 years ago
Best ResponseYou've already chosen the best response.1You now need \[B = \frac{\mu_{o} I}{2 \pi r} \] where r is the distance from the wire.

furnessj
 3 years ago
Best ResponseYou've already chosen the best response.1For the last part you can look at this: http://hyperphysics.phyastr.gsu.edu/hbase/magnetic/wirfor.html#c1 (this website is great for looking things up, though the correct page is usually easiest to find using the method of searching google for "#what you want# hyperphysics"
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