Engineering - Applied Mechanics and Graphics - Discussion

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Q.

A hoop of radius 3 m weighs 100 kg. It rolls along a horizontal floor so that at its centre of mass has a speed of 200 mm/sec, . The work required to stop the hoop is                         


A. 2 J B. 4 J
C. 6 J D. 8 J

Answer: Option b
Explaination:

 


No Explanation




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