A fly wheel rotating about fixed axis has a kinetic energy of 360 joule when its angular speed is 30 radian/sec. The moment of inertia of the wheel about the axis of rotation is
A
0.6 
B
0.15 
C
0.8 
D
0.75 
Text Solution
Verified by ExpertsThe correct answer is:
C
: K.E. 
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