Two long parallel current carrying conductors 30 cm apart having current each of 10A in opposite direction, then value of magnetic field at a point of 10 cm between them, from any of the wire.
a. 1×10⁻⁵T
b. 6×10⁻⁵T
c. 1.5×10⁻⁵T
d. 3×10⁻⁵T