13. Rotational Inertia & Energy
Intro to Moment of Inertia
3PRACTICE PROBLEM
You are given a thin spoke of mass 3.0 kg that is 100.0 cm long to be used in an experiment. Determine its moment of inertia if it rotates about a perpendicular axis through i) one of its ends ii) its center iii) a parallel axis through the spoke.
You are given a thin spoke of mass 3.0 kg that is 100.0 cm long to be used in an experiment. Determine its moment of inertia if it rotates about a perpendicular axis through i) one of its ends ii) its center iii) a parallel axis through the spoke.
ANSWERS OPTIONS
A
i) 1.0 kg•m2 ii) 0.25 kg•m2 iii) 3.0 kg•m2
B
i) 1.0 kg•m2 ii) 0.25 kg•m2 iii) 0 kg•m2
C
i) 0.25 kg•m2 ii) 1.0 kg•m2 iii) 3.0 kg•m2
D
i) 1.0 kg•m2 ii) 0.33 kg•m2 iii) 0 kg•m2
E
i) 0.33 kg•m2 ii) 1.0 kg•m2 iii) 3.0 kg•m2
F
i) 0.33 kg•m2 ii) 1.0 kg•m2 iii) 0 kg•m2