Question: NEED help in a, b and c! Two very long and very thin current carrying wires are one next to each other , as shown

NEED help in a, b and c!

Two very long and very thin current carrying wires are one next to each other , as shown : I : current through wire wire wire 5- " ) What is the magnetic field ( magnitude and direction ) if the same current flows in the upward direction in both wires ? 1 ) What is the answer to part a ) when both currents are downward - 2 " ) what is the answer to part a ) when the 2 currents are in opposite directions

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