The moment of inertia of a body rotating about a given axis is 12.0 kgm2 in the SI system. what is the value of the moment of inertia in a system of units in which the unit of length is 5 cm and the unit of mass is 10 g? Share with your friends Share 4 Shobhit Mittal answered this Dear student, I=12kgm210 g is the new unit of mass , 5 cm is the new unit of length .in new unit I=12*100010*100252=480000 unitRegards 7 View Full Answer