A long straight wire carries a current of `10A` directed along the negative y-axis as shown in A unifrom magnetic field `B_(0)` of magnitude `10^(-6) T` is directed parallel to the x-axis What is the resultant magnetic field at the following points
(a) `x =0,z =2m,` (b) `x =2m, z =0` (c) `x =0,z = - 0.5m`
.

Options

A. `0,0.4xx10^(-6)T,2xx10^(-6)T`
B. `0,1.41xx10^(-6)T,5xx10^(-6)T`
C. `3.2xx10^(-6)T,2.4xx10^(-6)T,0`
D. `5xx10^(-6)T,0,1.2xx10^(-6)T`

Answer

B