Practicing Success
CUET Preparation Today
CUET
Physics
Moving Charges and Magnetism
a
b
c
d
$ B = \frac{\mu_0 nI}{2}$
n = 800
I = 1.6
$\Rightarrow B = \frac{4\pi\times 10^{-7}\times 800 \times 1.6}{2} = 8 \times 10^{-4}T$