Two Hoops or Rings (I = MR²)are Centered,lying on a Turntable.The

Multiple Choice

Two hoops or rings (I = MR²) are centered,lying on a turntable.The smaller ring has radius = 0.050 m;the larger has radius = 0.10 m.Both have a mass of 3.0 kg.What is the total moment of inertia as the turntable spins? Ignore the mass of the turntable.

A) 0.030 kg*m²
B) 0.007 5 kg*m²
C) 0.038 kg*m²
D) 0.075 kg*m²