Two infinite length wires carry currents...

Two infinite length wires carry currents 8A and 6A and are placed along X-asis and Y-axis respectively. Magnetic field at a point P(0, 0, d)m will be

`(7 mu_(0))/(pi d)`

`(10 mu_(0))/(pi d)`

`(14 mu_(0))/(pi d)`

`(5 mu_(0))/(pi d)`

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