Multiple Choice
The rigid body shown rotates about an axis through its center of mass and perpendicular to the paper.If M = 2.0 kg and L = 80 cm,what is the kinetic energy of this object when its angular speed about this axis is equal to 5.0 rad/s? Neglect the mass of the connecting rod and treat the masses as particles. 
A) 18 J
B) 15 J
C) 12 J
D) 23 J
E) 26 J
Correct Answer:
Verified
Correct Answer:
Verified
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