Monday Homework Problem $14\mathrm{.}7$ Given a $1\mathrm{.}0{10}^{2}W$ lightbulb which radiates uniformly in all directions, compute the magnitude of the maximum magnetic field at a distance of $4\mathrm{.}0$ m from the bulb.

$($a$)2\mathrm{.}6{10}^{-7}T$

$($b$)1\mathrm{.}3{10}^{-7}T$

$($c$)6\mathrm{.}5{10}^{-8}T$

$($d$)19$ T

$($e$)$ Toby.