A $22\mathrm{.}0-$cmcm$-$diameter coil consists of $40$ turns of circular copper wire $3\mathrm{.}0$ mmmm in diameter. A uniform magnetic field, perpendicular to the plane of the coil, changes at a rate of $9\mathrm{.}15103$ T$/$sT$/$s $.$ The resistivity of copper is $1\mathrm{.}68108$m$108$m$.$

Part A

Part complete

Determine the current in the loop.