Q156
A disc of mass 4 kg, radius 0.5 m and moment of inertia 3 kg.m2 rolls on a horizontal surface so that its center moves with speed 5 m/see. Kinetic energy of the disc is
A.
50 J
B.
150 J
C.
200 J
AnswerD.
400 J
Answer: Option C
Solution
Answer: Option C
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