A long, straight, wire carries a current I=4.2 A out of the page. What is the magnitude and direction of the magnetic field at point P at distance r=2 m to the right of the wire?

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A long, straight, wire carries a current I=4.2 A out of the page. What is the magnitude and direction of the magnetic field at point P at distance r=2 m to the right of the wire?

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