[单选题]
A rotating flywheel c7/(qq pfsosy g* 13wiqp4ag+dws45 ox (o-q;e qczv( oan be used to store energy. If it is required to store $1.00 \times 10^{6} \; J$ of energy when rotating at 400 rad/s, what is the moment of inertial of the wheel in $kgm^{2}$?