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EAMCET Engineering 2009 Solved Paper

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Question : 40

Total: 160

A wheel of radius 0.4m can rotate freely about its axis as shown in the figure. A string is wrapped over its rim and a mass of 4‌kg is hung. An angular acceleration of 8‌rad− s−2 is produced in it due to the torque. Then, moment of inertia of the wheel is (g=10ms−2)

2‌kg−m2
1‌kg−m2
4‌kg−m2
8‌kg−m2

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