Rotational MotionHard
Question
If a body completes one revolution in π sec then the moment of inertia would be : -
Options
A.Equal to rotational kinetic energy
B.Double of rotational kinetic energy
C.Half of rotational kinetic energy
D.Four times of the rotational kinetic energy
Solution
= 2 rad /sec.K.E =
Iω2 ⇒ I = 
⇒ I = 
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