13. Rotational Inertia & Energy
Intro to Moment of Inertia
Multiple Choice
Multiple ChoiceA system is made of two small masses (MLEFT = 3 kg, MRIGHT = 4 kg) attached to the ends of a 5 kg, 2-m long thin rod, as shown. Calculate the moment of inertia of the system if it spins about a perpendicular axis through the mass on the left.
A
8.67 kg•m2
B
15.7 kg•m2
C
17.7 kg•m2
D
22.7 kg•m2
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