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A disc of radius 2 m and mass 100 kg rolls on a horizontal flo | NEET Biology Physics Chemistry question and answer by careeradvice.in

A disc of radius 2 m and mass 100 kg rolls on
a horizontal floor. Its centre of mass has speed
of 20 cm/s. How much work is needed to stop it?
Anonymous Quiz
32%
3 J
50%
30 kJ
12%
2 J
6%
1 J
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