Question

Two long, straight wires, each carrying f. Current of 5 a, are placed along the x- and y-axes respectively. The currents point along the positive directions of the axes. Find the magnetic fields at the points (a) (1 m, 1 m), (b) (- 1 m, 1 m), (c) (- 1 m, - 1 m) and (d) ( 1 m, - 1 m

Answer 1

I am confused a and c option can be