1.

Two long parallel wires `P` and `Q` are both perpendicular to the plane of the paper with distance `5m` between them. If `P` and `Q` carry current of `2.5` amp and `5` amp respectively in the same direction, then the magnetic field at a point half way between the wires isA. `(sqrt(3)mu_(0))/(2pi)`B. `(mu_(0))/(pi)`C. `(3mu_(0))/(2pi)`D. `(mu_(0))/(2pi)`

Answer» Correct Answer - D


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