points$).$ A circular loop of wire has a diameter of $28\mathrm{.}0$ cm and contains $25$ loops. The current in each loop is $3\mathrm{.}5$ A$.$ and the coil is placed in parallel to a $1\mathrm{.}5$ T magnetic field. Determine the maximum torque exerted on the coil by the magnetic fieldAnswer: $($a$)11\mathrm{.}2$ N$.$m$.($b$)21\mathrm{.}4$ N$.$m$.($c$)9\mathrm{.}1$ N$.($d$)4\mathrm{.}8$ N $($e$)7\mathrm{.}45$ N$.$m$.$